12121040

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1471}}^1$

素因数の和:1587

約数の個数: 40

約数和(自身を含む): 28474368

約数和(自身を除く): 16353328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1471, 1648, 2060, 2942, 4120, 5884, 7355, 8240, 11768, 14710, 23536, 29420, 58840, 117680, 151513, 303026, 606052, 757565, 1212104, 1515130, 2424208, 3030260, 6060520, 12121040]

約数ペア:

[(1, 12121040), (2, 6060520), (4, 3030260), (5, 2424208), (8, 1515130), (10, 1212104), (16, 757565), (20, 606052), (40, 303026), (80, 151513), (103, 117680), (206, 58840), (412, 29420), (515, 23536), (824, 14710), (1030, 11768), (1471, 8240), (1648, 7355), (2060, 5884), (2942, 4120)]