91338640

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3719}}^1$

素因数の和:4039

約数の個数: 40

約数和(自身を含む): 213111360

約数和(自身を除く): 121772720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1228, 1535, 2456, 3070, 3719, 4912, 6140, 7438, 12280, 14876, 18595, 24560, 29752, 37190, 59504, 74380, 148760, 297520, 1141733, 2283466, 4566932, 5708665, 9133864, 11417330, 18267728, 22834660, 45669320, 91338640]

約数ペア:

[(1, 91338640), (2, 45669320), (4, 22834660), (5, 18267728), (8, 11417330), (10, 9133864), (16, 5708665), (20, 4566932), (40, 2283466), (80, 1141733), (307, 297520), (614, 148760), (1228, 74380), (1535, 59504), (2456, 37190), (3070, 29752), (3719, 24560), (4912, 18595), (6140, 14876), (7438, 12280)]