220009945

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1\times {\mathrm{3079}}^1$

素因数の和:3576

約数の個数: 16

約数和(自身を含む): 273208320

約数和(自身を除く): 53198375

約数列:

[1, 5, 31, 155, 461, 2305, 3079, 14291, 15395, 71455, 95449, 477245, 1419419, 7097095, 44001989, 220009945]

約数ペア:

[(1, 220009945), (5, 44001989), (31, 7097095), (155, 1419419), (461, 477245), (2305, 95449), (3079, 71455), (14291, 15395)]