20113062520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{4157}}^1$

素因数の和:4337

約数の個数: 128

約数和(自身を含む): 48409099200

約数和(自身を除く): 28296036680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 97, 116, 145, 172, 194, 215, 232, 290, 344, 388, 430, 485, 580, 776, 860, 970, 1160, 1247, 1720, 1940, 2494, 2813, 3880, 4157, 4171, 4988, 5626, 6235, 8314, 8342, 9976, 11252, 12470, 14065, 16628, 16684, 20785, 20855, 22504, 24940, 28130, 33256, 33368, 41570, 41710, 49880, 56260, 83140, 83420, 112520, 120553, 120959, 166280, 166840, 178751, 241106, 241918, 357502, 403229, 482212, 483836, 602765, 604795, 715004, 806458, 893755, 964424, 967672, 1205530, 1209590, 1430008, 1612916, 1787510, 2016145, 2411060, 2419180, 3225832, 3575020, 4032290, 4822120, 4838360, 5183779, 7150040, 8064580, 10367558, 11693641, 16129160, 17338847, 20735116, 23387282, 25918895, 34677694, 41470232, 46774564, 51837790, 58468205, 69355388, 86694235, 93549128, 103675580, 116936410, 138710776, 173388470, 207351160, 233872820, 346776940, 467745640, 502826563, 693553880, 1005653126, 2011306252, 2514132815, 4022612504, 5028265630, 10056531260, 20113062520]

約数ペア:

[(1, 20113062520), (2, 10056531260), (4, 5028265630), (5, 4022612504), (8, 2514132815), (10, 2011306252), (20, 1005653126), (29, 693553880), (40, 502826563), (43, 467745640), (58, 346776940), (86, 233872820), (97, 207351160), (116, 173388470), (145, 138710776), (172, 116936410), (194, 103675580), (215, 93549128), (232, 86694235), (290, 69355388), (344, 58468205), (388, 51837790), (430, 46774564), (485, 41470232), (580, 34677694), (776, 25918895), (860, 23387282), (970, 20735116), (1160, 17338847), (1247, 16129160), (1720, 11693641), (1940, 10367558), (2494, 8064580), (2813, 7150040), (3880, 5183779), (4157, 4838360), (4171, 4822120), (4988, 4032290), (5626, 3575020), (6235, 3225832), (8314, 2419180), (8342, 2411060), (9976, 2016145), (11252, 1787510), (12470, 1612916), (14065, 1430008), (16628, 1209590), (16684, 1205530), (20785, 967672), (20855, 964424), (22504, 893755), (24940, 806458), (28130, 715004), (33256, 604795), (33368, 602765), (41570, 483836), (41710, 482212), (49880, 403229), (56260, 357502), (83140, 241918), (83420, 241106), (112520, 178751), (120553, 166840), (120959, 166280)]