128352702020

素因数分解:

$2^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{1453}}^1\times {\mathrm{6143}}^1$

素因数の和:8324

約数の個数: 48

約数和(自身を含む): 270145290240

約数和(自身を除く): 141792588220

約数列:

[1, 2, 4, 5, 10, 20, 719, 1438, 1453, 2876, 2906, 3595, 5812, 6143, 7190, 7265, 12286, 14380, 14530, 24572, 29060, 30715, 61430, 122860, 1044707, 2089414, 4178828, 4416817, 5223535, 8833634, 8925779, 10447070, 17667268, 17851558, 20894140, 22084085, 35703116, 44168170, 44628895, 88336340, 89257790, 178515580, 6417635101, 12835270202, 25670540404, 32088175505, 64176351010, 128352702020]

約数ペア:

[(1, 128352702020), (2, 64176351010), (4, 32088175505), (5, 25670540404), (10, 12835270202), (20, 6417635101), (719, 178515580), (1438, 89257790), (1453, 88336340), (2876, 44628895), (2906, 44168170), (3595, 35703116), (5812, 22084085), (6143, 20894140), (7190, 17851558), (7265, 17667268), (12286, 10447070), (14380, 8925779), (14530, 8833634), (24572, 5223535), (29060, 4416817), (30715, 4178828), (61430, 2089414), (122860, 1044707)]