31917620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{32569}}^1$

素因数の和:32592

約数の個数: 36

約数和(自身を含む): 77972580

約数和(自身を除く): 46054960

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 32569, 65138, 130276, 162845, 227983, 325690, 455966, 651380, 911932, 1139915, 1595881, 2279830, 3191762, 4559660, 6383524, 7979405, 15958810, 31917620]

約数ペア:

[(1, 31917620), (2, 15958810), (4, 7979405), (5, 6383524), (7, 4559660), (10, 3191762), (14, 2279830), (20, 1595881), (28, 1139915), (35, 911932), (49, 651380), (70, 455966), (98, 325690), (140, 227983), (196, 162845), (245, 130276), (490, 65138), (980, 32569)]