209872510

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1\times {\mathrm{1481}}^1$

素因数の和:1908

約数の個数: 32

約数和(自身を含む): 389256192

約数和(自身を除く): 179383682

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 383, 766, 1481, 1915, 2962, 3830, 7405, 14171, 14810, 28342, 54797, 70855, 109594, 141710, 273985, 547970, 567223, 1134446, 2836115, 5672230, 20987251, 41974502, 104936255, 209872510]

約数ペア:

[(1, 209872510), (2, 104936255), (5, 41974502), (10, 20987251), (37, 5672230), (74, 2836115), (185, 1134446), (370, 567223), (383, 547970), (766, 273985), (1481, 141710), (1915, 109594), (2962, 70855), (3830, 54797), (7405, 28342), (14171, 14810)]