351080

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 807840

約数和(自身を除く): 456760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 131, 134, 262, 268, 335, 524, 536, 655, 670, 1048, 1310, 1340, 2620, 2680, 5240, 8777, 17554, 35108, 43885, 70216, 87770, 175540, 351080]

約数ペア:

[(1, 351080), (2, 175540), (4, 87770), (5, 70216), (8, 43885), (10, 35108), (20, 17554), (40, 8777), (67, 5240), (131, 2680), (134, 2620), (262, 1340), (268, 1310), (335, 1048), (524, 670), (536, 655)]