55913720

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{2683}}^1$

素因数の和:3215

約数の個数: 32

約数和(自身を含む): 126094320

約数和(自身を除く): 70180600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 2084, 2605, 2683, 4168, 5210, 5366, 10420, 10732, 13415, 20840, 21464, 26830, 53660, 107320, 1397843, 2795686, 5591372, 6989215, 11182744, 13978430, 27956860, 55913720]

約数ペア:

[(1, 55913720), (2, 27956860), (4, 13978430), (5, 11182744), (8, 6989215), (10, 5591372), (20, 2795686), (40, 1397843), (521, 107320), (1042, 53660), (2084, 26830), (2605, 21464), (2683, 20840), (4168, 13415), (5210, 10732), (5366, 10420)]