987275440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{333539}}^1$

素因数の和:333589

約数の個数: 40

約数和(自身を含む): 2357460720

約数和(自身を除く): 1370185280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 333539, 667078, 1334156, 1667695, 2668312, 3335390, 5336624, 6670780, 12340943, 13341560, 24681886, 26683120, 49363772, 61704715, 98727544, 123409430, 197455088, 246818860, 493637720, 987275440]

約数ペア:

[(1, 987275440), (2, 493637720), (4, 246818860), (5, 197455088), (8, 123409430), (10, 98727544), (16, 61704715), (20, 49363772), (37, 26683120), (40, 24681886), (74, 13341560), (80, 12340943), (148, 6670780), (185, 5336624), (296, 3335390), (370, 2668312), (592, 1667695), (740, 1334156), (1480, 667078), (2960, 333539)]