31833680

素因数分解:

$2^4\times 5^1\times {\mathrm{397921}}^1$

素因数の和:397934

約数の個数: 20

約数和(自身を含む): 74013492

約数和(自身を除く): 42179812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397921, 795842, 1591684, 1989605, 3183368, 3979210, 6366736, 7958420, 15916840, 31833680]

約数ペア:

[(1, 31833680), (2, 15916840), (4, 7958420), (5, 6366736), (8, 3979210), (10, 3183368), (16, 1989605), (20, 1591684), (40, 795842), (80, 397921)]