621876560

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{146669}}^1$

素因数の和:146735

約数の個数: 40

約数和(自身を含む): 1473153480

約数和(自身を除く): 851276920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 146669, 293338, 586676, 733345, 1173352, 1466690, 2346704, 2933380, 5866760, 7773457, 11733520, 15546914, 31093828, 38867285, 62187656, 77734570, 124375312, 155469140, 310938280, 621876560]

約数ペア:

[(1, 621876560), (2, 310938280), (4, 155469140), (5, 124375312), (8, 77734570), (10, 62187656), (16, 38867285), (20, 31093828), (40, 15546914), (53, 11733520), (80, 7773457), (106, 5866760), (212, 2933380), (265, 2346704), (424, 1466690), (530, 1173352), (848, 733345), (1060, 586676), (2120, 293338), (4240, 146669)]