20670132260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{95527}}^1$

素因数の和:95916

約数の個数: 48

約数和(自身を含む): 44936371200

約数和(自身を除く): 24266238940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 349, 620, 698, 1396, 1745, 3490, 6980, 10819, 21638, 43276, 54095, 95527, 108190, 191054, 216380, 382108, 477635, 955270, 1910540, 2961337, 5922674, 11845348, 14806685, 29613370, 33338923, 59226740, 66677846, 133355692, 166694615, 333389230, 666778460, 1033506613, 2067013226, 4134026452, 5167533065, 10335066130, 20670132260]

約数ペア:

[(1, 20670132260), (2, 10335066130), (4, 5167533065), (5, 4134026452), (10, 2067013226), (20, 1033506613), (31, 666778460), (62, 333389230), (124, 166694615), (155, 133355692), (310, 66677846), (349, 59226740), (620, 33338923), (698, 29613370), (1396, 14806685), (1745, 11845348), (3490, 5922674), (6980, 2961337), (10819, 1910540), (21638, 955270), (43276, 477635), (54095, 382108), (95527, 216380), (108190, 191054)]