40238914

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:642

約数の個数: 24

約数和(自身を含む): 64083852

約数和(自身を除く): 23844938

約数列:

[1, 2, 23, 46, 73, 146, 521, 529, 1042, 1058, 1679, 3358, 11983, 23966, 38033, 38617, 76066, 77234, 275609, 551218, 874759, 1749518, 20119457, 40238914]

約数ペア:

[(1, 40238914), (2, 20119457), (23, 1749518), (46, 874759), (73, 551218), (146, 275609), (521, 77234), (529, 76066), (1042, 38617), (1058, 38033), (1679, 23966), (3358, 11983)]