40129505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{2011}}^1$

素因数の和:2336

約数の個数: 16

約数和(自身を含む): 52054464

約数和(自身を除く): 11924959

約数列:

[1, 5, 13, 65, 307, 1535, 2011, 3991, 10055, 19955, 26143, 130715, 617377, 3086885, 8025901, 40129505]

約数ペア:

[(1, 40129505), (5, 8025901), (13, 3086885), (65, 617377), (307, 130715), (1535, 26143), (2011, 19955), (3991, 10055)]