3358840

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{641}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 7626960

約数和(自身を除く): 4268120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 641, 655, 1048, 1282, 1310, 2564, 2620, 3205, 5128, 5240, 6410, 12820, 25640, 83971, 167942, 335884, 419855, 671768, 839710, 1679420, 3358840]

約数ペア:

[(1, 3358840), (2, 1679420), (4, 839710), (5, 671768), (8, 419855), (10, 335884), (20, 167942), (40, 83971), (131, 25640), (262, 12820), (524, 6410), (641, 5240), (655, 5128), (1048, 3205), (1282, 2620), (1310, 2564)]