20440370256

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{1801}}^1$

素因数の和:2005

約数の個数: 160

約数和(自身を含む): 55558110720

約数和(自身を除く): 35117740464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 73, 79, 82, 123, 146, 158, 164, 219, 237, 246, 292, 316, 328, 438, 474, 492, 584, 632, 656, 876, 948, 984, 1168, 1264, 1752, 1801, 1896, 1968, 2993, 3239, 3504, 3602, 3792, 5403, 5767, 5986, 6478, 7204, 8979, 9717, 10806, 11534, 11972, 12956, 14408, 17301, 17958, 19434, 21612, 23068, 23944, 25912, 28816, 34602, 35916, 38868, 43224, 46136, 47888, 51824, 69204, 71832, 73841, 77736, 86448, 92272, 131473, 138408, 142279, 143664, 147682, 155472, 221523, 236447, 262946, 276816, 284558, 295364, 394419, 426837, 443046, 472894, 525892, 569116, 590728, 709341, 788838, 853674, 886092, 945788, 1051784, 1138232, 1181456, 1418682, 1577676, 1707348, 1772184, 1891576, 2103568, 2276464, 2837364, 3155352, 3414696, 3544368, 3783152, 5390393, 5674728, 5833439, 6310704, 6829392, 10386367, 10780786, 11349456, 11666878, 16171179, 17500317, 20772734, 21561572, 23333756, 31159101, 32342358, 35000634, 41545468, 43123144, 46667512, 62318202, 64684716, 70001268, 83090936, 86246288, 93335024, 124636404, 129369432, 140002536, 166181872, 249272808, 258738864, 280005072, 425841047, 498545616, 851682094, 1277523141, 1703364188, 2555046282, 3406728376, 5110092564, 6813456752, 10220185128, 20440370256]

約数ペア:

[(1, 20440370256), (2, 10220185128), (3, 6813456752), (4, 5110092564), (6, 3406728376), (8, 2555046282), (12, 1703364188), (16, 1277523141), (24, 851682094), (41, 498545616), (48, 425841047), (73, 280005072), (79, 258738864), (82, 249272808), (123, 166181872), (146, 140002536), (158, 129369432), (164, 124636404), (219, 93335024), (237, 86246288), (246, 83090936), (292, 70001268), (316, 64684716), (328, 62318202), (438, 46667512), (474, 43123144), (492, 41545468), (584, 35000634), (632, 32342358), (656, 31159101), (876, 23333756), (948, 21561572), (984, 20772734), (1168, 17500317), (1264, 16171179), (1752, 11666878), (1801, 11349456), (1896, 10780786), (1968, 10386367), (2993, 6829392), (3239, 6310704), (3504, 5833439), (3602, 5674728), (3792, 5390393), (5403, 3783152), (5767, 3544368), (5986, 3414696), (6478, 3155352), (7204, 2837364), (8979, 2276464), (9717, 2103568), (10806, 1891576), (11534, 1772184), (11972, 1707348), (12956, 1577676), (14408, 1418682), (17301, 1181456), (17958, 1138232), (19434, 1051784), (21612, 945788), (23068, 886092), (23944, 853674), (25912, 788838), (28816, 709341), (34602, 590728), (35916, 569116), (38868, 525892), (43224, 472894), (46136, 443046), (47888, 426837), (51824, 394419), (69204, 295364), (71832, 284558), (73841, 276816), (77736, 262946), (86448, 236447), (92272, 221523), (131473, 155472), (138408, 147682), (142279, 143664)]