42961480

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6841}}^1$

素因数の和:7009

約数の個数: 32

約数和(自身を含む): 97293240

約数和(自身を除く): 54331760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 6841, 13682, 27364, 34205, 54728, 68410, 136820, 273640, 1074037, 2148074, 4296148, 5370185, 8592296, 10740370, 21480740, 42961480]

約数ペア:

[(1, 42961480), (2, 21480740), (4, 10740370), (5, 8592296), (8, 5370185), (10, 4296148), (20, 2148074), (40, 1074037), (157, 273640), (314, 136820), (628, 68410), (785, 54728), (1256, 34205), (1570, 27364), (3140, 13682), (6280, 6841)]