4293040

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:637

約数の個数: 40

約数和(自身を含む): 10097568

約数和(自身を除く): 5804528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 521, 824, 1030, 1042, 1648, 2060, 2084, 2605, 4120, 4168, 5210, 8240, 8336, 10420, 20840, 41680, 53663, 107326, 214652, 268315, 429304, 536630, 858608, 1073260, 2146520, 4293040]

約数ペア:

[(1, 4293040), (2, 2146520), (4, 1073260), (5, 858608), (8, 536630), (10, 429304), (16, 268315), (20, 214652), (40, 107326), (80, 53663), (103, 41680), (206, 20840), (412, 10420), (515, 8336), (521, 8240), (824, 5210), (1030, 4168), (1042, 4120), (1648, 2605), (2060, 2084)]