40858040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 95247360

約数和(自身を除く): 54389320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 103, 188, 206, 211, 235, 376, 412, 422, 470, 515, 824, 844, 940, 1030, 1055, 1688, 1880, 2060, 2110, 4120, 4220, 4841, 8440, 9682, 9917, 19364, 19834, 21733, 24205, 38728, 39668, 43466, 48410, 49585, 79336, 86932, 96820, 99170, 108665, 173864, 193640, 198340, 217330, 396680, 434660, 869320, 1021451, 2042902, 4085804, 5107255, 8171608, 10214510, 20429020, 40858040]

約数ペア:

[(1, 40858040), (2, 20429020), (4, 10214510), (5, 8171608), (8, 5107255), (10, 4085804), (20, 2042902), (40, 1021451), (47, 869320), (94, 434660), (103, 396680), (188, 217330), (206, 198340), (211, 193640), (235, 173864), (376, 108665), (412, 99170), (422, 96820), (470, 86932), (515, 79336), (824, 49585), (844, 48410), (940, 43466), (1030, 39668), (1055, 38728), (1688, 24205), (1880, 21733), (2060, 19834), (2110, 19364), (4120, 9917), (4220, 9682), (4841, 8440)]