2488403920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^2\times {\mathrm{22721}}^1$

素因数の和:22808

約数の個数: 60

約数和(自身を含む): 5946392844

約数和(自身を除く): 3457988924

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1369, 1480, 2738, 2960, 5476, 6845, 10952, 13690, 21904, 22721, 27380, 45442, 54760, 90884, 109520, 113605, 181768, 227210, 363536, 454420, 840677, 908840, 1681354, 1817680, 3362708, 4203385, 6725416, 8406770, 13450832, 16813540, 31105049, 33627080, 62210098, 67254160, 124420196, 155525245, 248840392, 311050490, 497680784, 622100980, 1244201960, 2488403920]

約数ペア:

[(1, 2488403920), (2, 1244201960), (4, 622100980), (5, 497680784), (8, 311050490), (10, 248840392), (16, 155525245), (20, 124420196), (37, 67254160), (40, 62210098), (74, 33627080), (80, 31105049), (148, 16813540), (185, 13450832), (296, 8406770), (370, 6725416), (592, 4203385), (740, 3362708), (1369, 1817680), (1480, 1681354), (2738, 908840), (2960, 840677), (5476, 454420), (6845, 363536), (10952, 227210), (13690, 181768), (21904, 113605), (22721, 109520), (27380, 90884), (45442, 54760)]