7642720

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1291}}^1$

素因数の和:1343

約数の個数: 48

約数和(自身を含む): 18558288

約数和(自身を除く): 10915568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1291, 1480, 2582, 2960, 5164, 5920, 6455, 10328, 12910, 20656, 25820, 41312, 47767, 51640, 95534, 103280, 191068, 206560, 238835, 382136, 477670, 764272, 955340, 1528544, 1910680, 3821360, 7642720]

約数ペア:

[(1, 7642720), (2, 3821360), (4, 1910680), (5, 1528544), (8, 955340), (10, 764272), (16, 477670), (20, 382136), (32, 238835), (37, 206560), (40, 191068), (74, 103280), (80, 95534), (148, 51640), (160, 47767), (185, 41312), (296, 25820), (370, 20656), (592, 12910), (740, 10328), (1184, 6455), (1291, 5920), (1480, 5164), (2582, 2960)]