4990700988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{17117}}^1$

素因数の和:17236

約数の個数: 144

約数和(自身を含む): 15701999040

約数和(自身を除く): 10711298052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 89, 91, 117, 126, 156, 178, 182, 234, 252, 267, 273, 356, 364, 468, 534, 546, 623, 801, 819, 1068, 1092, 1157, 1246, 1602, 1638, 1869, 2314, 2492, 3204, 3276, 3471, 3738, 4628, 5607, 6942, 7476, 8099, 10413, 11214, 13884, 16198, 17117, 20826, 22428, 24297, 32396, 34234, 41652, 48594, 51351, 68468, 72891, 97188, 102702, 119819, 145782, 154053, 205404, 222521, 239638, 291564, 308106, 359457, 445042, 479276, 616212, 667563, 718914, 890084, 1078371, 1335126, 1437828, 1523413, 1557647, 2002689, 2156742, 2670252, 3046826, 3115294, 4005378, 4313484, 4570239, 4672941, 6093652, 6230588, 8010756, 9140478, 9345882, 10663891, 13710717, 14018823, 18280956, 18691764, 19804369, 21327782, 27421434, 28037646, 31991673, 39608738, 42655564, 54842868, 56075292, 59413107, 63983346, 79217476, 95975019, 118826214, 127966692, 138630583, 178239321, 191950038, 237652428, 277261166, 356478642, 383900076, 415891749, 554522332, 712957284, 831783498, 1247675247, 1663566996, 2495350494, 4990700988]

約数ペア:

[(1, 4990700988), (2, 2495350494), (3, 1663566996), (4, 1247675247), (6, 831783498), (7, 712957284), (9, 554522332), (12, 415891749), (13, 383900076), (14, 356478642), (18, 277261166), (21, 237652428), (26, 191950038), (28, 178239321), (36, 138630583), (39, 127966692), (42, 118826214), (52, 95975019), (63, 79217476), (78, 63983346), (84, 59413107), (89, 56075292), (91, 54842868), (117, 42655564), (126, 39608738), (156, 31991673), (178, 28037646), (182, 27421434), (234, 21327782), (252, 19804369), (267, 18691764), (273, 18280956), (356, 14018823), (364, 13710717), (468, 10663891), (534, 9345882), (546, 9140478), (623, 8010756), (801, 6230588), (819, 6093652), (1068, 4672941), (1092, 4570239), (1157, 4313484), (1246, 4005378), (1602, 3115294), (1638, 3046826), (1869, 2670252), (2314, 2156742), (2492, 2002689), (3204, 1557647), (3276, 1523413), (3471, 1437828), (3738, 1335126), (4628, 1078371), (5607, 890084), (6942, 718914), (7476, 667563), (8099, 616212), (10413, 479276), (11214, 445042), (13884, 359457), (16198, 308106), (17117, 291564), (20826, 239638), (22428, 222521), (24297, 205404), (32396, 154053), (34234, 145782), (41652, 119819), (48594, 102702), (51351, 97188), (68468, 72891)]