42789920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8627}}^1$

素因数の和:8673

約数の個数: 48

約数和(自身を含む): 104364288

約数和(自身を除く): 61574368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 8627, 17254, 34508, 43135, 69016, 86270, 138032, 172540, 267437, 276064, 345080, 534874, 690160, 1069748, 1337185, 1380320, 2139496, 2674370, 4278992, 5348740, 8557984, 10697480, 21394960, 42789920]

約数ペア:

[(1, 42789920), (2, 21394960), (4, 10697480), (5, 8557984), (8, 5348740), (10, 4278992), (16, 2674370), (20, 2139496), (31, 1380320), (32, 1337185), (40, 1069748), (62, 690160), (80, 534874), (124, 345080), (155, 276064), (160, 267437), (248, 172540), (310, 138032), (496, 86270), (620, 69016), (992, 43135), (1240, 34508), (2480, 17254), (4960, 8627)]