40621870

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 74520000

約数和(自身を除く): 33898130

約数列:

[1, 2, 5, 10, 137, 149, 199, 274, 298, 398, 685, 745, 995, 1370, 1490, 1990, 20413, 27263, 29651, 40826, 54526, 59302, 102065, 136315, 148255, 204130, 272630, 296510, 4062187, 8124374, 20310935, 40621870]

約数ペア:

[(1, 40621870), (2, 20310935), (5, 8124374), (10, 4062187), (137, 296510), (149, 272630), (199, 204130), (274, 148255), (298, 136315), (398, 102065), (685, 59302), (745, 54526), (995, 40826), (1370, 29651), (1490, 27263), (1990, 20413)]