40297816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1663}}^1$

素因数の和:1915

約数の個数: 32

約数和(自身を含む): 81768960

約数和(自身を除く): 41471144

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 233, 466, 932, 1663, 1864, 3029, 3326, 6058, 6652, 12116, 13304, 21619, 24232, 43238, 86476, 172952, 387479, 774958, 1549916, 3099832, 5037227, 10074454, 20148908, 40297816]

約数ペア:

[(1, 40297816), (2, 20148908), (4, 10074454), (8, 5037227), (13, 3099832), (26, 1549916), (52, 774958), (104, 387479), (233, 172952), (466, 86476), (932, 43238), (1663, 24232), (1864, 21619), (3029, 13304), (3326, 12116), (6058, 6652)]