31433240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{14827}}^1$

素因数の和:14891

約数の個数: 32

約数和(自身を含む): 72064080

約数和(自身を除く): 40630840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 14827, 29654, 59308, 74135, 118616, 148270, 296540, 593080, 785831, 1571662, 3143324, 3929155, 6286648, 7858310, 15716620, 31433240]

約数ペア:

[(1, 31433240), (2, 15716620), (4, 7858310), (5, 6286648), (8, 3929155), (10, 3143324), (20, 1571662), (40, 785831), (53, 593080), (106, 296540), (212, 148270), (265, 118616), (424, 74135), (530, 59308), (1060, 29654), (2120, 14827)]