69893840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28183}}^1$

素因数の和:28227

約数の個数: 40

約数和(自身を含む): 167751168

約数和(自身を除く): 97857328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 28183, 56366, 112732, 140915, 225464, 281830, 450928, 563660, 873673, 1127320, 1747346, 2254640, 3494692, 4368365, 6989384, 8736730, 13978768, 17473460, 34946920, 69893840]

約数ペア:

[(1, 69893840), (2, 34946920), (4, 17473460), (5, 13978768), (8, 8736730), (10, 6989384), (16, 4368365), (20, 3494692), (31, 2254640), (40, 1747346), (62, 1127320), (80, 873673), (124, 563660), (155, 450928), (248, 281830), (310, 225464), (496, 140915), (620, 112732), (1240, 56366), (2480, 28183)]