20085195440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6785539}}^1$

素因数の和:6785589

約数の個数: 40

約数和(自身を含む): 47960196720

約数和(自身を除く): 27875001280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 6785539, 13571078, 27142156, 33927695, 54284312, 67855390, 108568624, 135710780, 251064943, 271421560, 502129886, 542843120, 1004259772, 1255324715, 2008519544, 2510649430, 4017039088, 5021298860, 10042597720, 20085195440]

約数ペア:

[(1, 20085195440), (2, 10042597720), (4, 5021298860), (5, 4017039088), (8, 2510649430), (10, 2008519544), (16, 1255324715), (20, 1004259772), (37, 542843120), (40, 502129886), (74, 271421560), (80, 251064943), (148, 135710780), (185, 108568624), (296, 67855390), (370, 54284312), (592, 33927695), (740, 27142156), (1480, 13571078), (2960, 6785539)]