2458906640

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{298411}}^1$

素因数の和:298527

約数の個数: 40

約数和(自身を含む): 5772481728

約数和(自身を除く): 3313575088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 298411, 596822, 1193644, 1492055, 2387288, 2984110, 4774576, 5968220, 11936440, 23872880, 30736333, 61472666, 122945332, 153681665, 245890664, 307363330, 491781328, 614726660, 1229453320, 2458906640]

約数ペア:

[(1, 2458906640), (2, 1229453320), (4, 614726660), (5, 491781328), (8, 307363330), (10, 245890664), (16, 153681665), (20, 122945332), (40, 61472666), (80, 30736333), (103, 23872880), (206, 11936440), (412, 5968220), (515, 4774576), (824, 2984110), (1030, 2387288), (1648, 1492055), (2060, 1193644), (4120, 596822), (8240, 298411)]