13228360

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1483}}^1$

素因数の和:1717

約数の個数: 32

約数和(自身を含む): 29917440

約数和(自身を除く): 16689080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1483, 1784, 2230, 2966, 4460, 5932, 7415, 8920, 11864, 14830, 29660, 59320, 330709, 661418, 1322836, 1653545, 2645672, 3307090, 6614180, 13228360]

約数ペア:

[(1, 13228360), (2, 6614180), (4, 3307090), (5, 2645672), (8, 1653545), (10, 1322836), (20, 661418), (40, 330709), (223, 59320), (446, 29660), (892, 14830), (1115, 11864), (1483, 8920), (1784, 7415), (2230, 5932), (2966, 4460)]