70091720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{40751}}^1$

素因数の和:40805

約数の個数: 32

約数和(自身を含む): 161377920

約数和(自身を除く): 91286200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 40751, 81502, 163004, 203755, 326008, 407510, 815020, 1630040, 1752293, 3504586, 7009172, 8761465, 14018344, 17522930, 35045860, 70091720]

約数ペア:

[(1, 70091720), (2, 35045860), (4, 17522930), (5, 14018344), (8, 8761465), (10, 7009172), (20, 3504586), (40, 1752293), (43, 1630040), (86, 815020), (172, 407510), (215, 326008), (344, 203755), (430, 163004), (860, 81502), (1720, 40751)]