40280008

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{1399}}^1$

素因数の和:1525

約数の個数: 32

約数和(自身を含む): 78120000

約数和(自身を除く): 37839992

約数列:

[1, 2, 4, 8, 59, 61, 118, 122, 236, 244, 472, 488, 1399, 2798, 3599, 5596, 7198, 11192, 14396, 28792, 82541, 85339, 165082, 170678, 330164, 341356, 660328, 682712, 5035001, 10070002, 20140004, 40280008]

約数ペア:

[(1, 40280008), (2, 20140004), (4, 10070002), (8, 5035001), (59, 682712), (61, 660328), (118, 341356), (122, 330164), (236, 170678), (244, 165082), (472, 85339), (488, 82541), (1399, 28792), (2798, 14396), (3599, 11192), (5596, 7198)]