1876914680

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{642779}}^1$

素因数の和:642863

約数の個数: 32

約数和(自身を含む): 4280914800

約数和(自身を除く): 2404000120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 642779, 1285558, 2571116, 3213895, 5142232, 6427790, 12855580, 25711160, 46922867, 93845734, 187691468, 234614335, 375382936, 469228670, 938457340, 1876914680]

約数ペア:

[(1, 1876914680), (2, 938457340), (4, 469228670), (5, 375382936), (8, 234614335), (10, 187691468), (20, 93845734), (40, 46922867), (73, 25711160), (146, 12855580), (292, 6427790), (365, 5142232), (584, 3213895), (730, 2571116), (1460, 1285558), (2920, 642779)]