40520714

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{881}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 68901840

約数和(自身を除く): 28381126

約数列:

[1, 2, 13, 26, 29, 58, 61, 122, 377, 754, 793, 881, 1586, 1762, 1769, 3538, 11453, 22906, 22997, 25549, 45994, 51098, 53741, 107482, 332137, 664274, 698633, 1397266, 1558489, 3116978, 20260357, 40520714]

約数ペア:

[(1, 40520714), (2, 20260357), (13, 3116978), (26, 1558489), (29, 1397266), (58, 698633), (61, 664274), (122, 332137), (377, 107482), (754, 53741), (793, 51098), (881, 45994), (1586, 25549), (1762, 22997), (1769, 22906), (3538, 11453)]