1888432880

素因数分解:

$2^4\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{20297}}^1$

素因数の和:21473

約数の個数: 40

約数和(自身を含む): 4394598192

約数和(自身を除く): 2506165312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1163, 2326, 4652, 5815, 9304, 11630, 18608, 20297, 23260, 40594, 46520, 81188, 93040, 101485, 162376, 202970, 324752, 405940, 811880, 1623760, 23605411, 47210822, 94421644, 118027055, 188843288, 236054110, 377686576, 472108220, 944216440, 1888432880]

約数ペア:

[(1, 1888432880), (2, 944216440), (4, 472108220), (5, 377686576), (8, 236054110), (10, 188843288), (16, 118027055), (20, 94421644), (40, 47210822), (80, 23605411), (1163, 1623760), (2326, 811880), (4652, 405940), (5815, 324752), (9304, 202970), (11630, 162376), (18608, 101485), (20297, 93040), (23260, 81188), (40594, 46520)]