31238040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{260317}}^1$

素因数の和:260331

約数の個数: 32

約数和(自身を含む): 93714480

約数和(自身を除く): 62476440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 260317, 520634, 780951, 1041268, 1301585, 1561902, 2082536, 2603170, 3123804, 3904755, 5206340, 6247608, 7809510, 10412680, 15619020, 31238040]

約数ペア:

[(1, 31238040), (2, 15619020), (3, 10412680), (4, 7809510), (5, 6247608), (6, 5206340), (8, 3904755), (10, 3123804), (12, 2603170), (15, 2082536), (20, 1561902), (24, 1301585), (30, 1041268), (40, 780951), (60, 520634), (120, 260317)]