42820280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{62971}}^1$

素因数の和:62999

約数の個数: 32

約数和(自身を含む): 102014640

約数和(自身を除く): 59194360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 62971, 125942, 251884, 314855, 503768, 629710, 1070507, 1259420, 2141014, 2518840, 4282028, 5352535, 8564056, 10705070, 21410140, 42820280]

約数ペア:

[(1, 42820280), (2, 21410140), (4, 10705070), (5, 8564056), (8, 5352535), (10, 4282028), (17, 2518840), (20, 2141014), (34, 1259420), (40, 1070507), (68, 629710), (85, 503768), (136, 314855), (170, 251884), (340, 125942), (680, 62971)]