675620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 1608768

約数和(自身を除く): 933148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 83, 110, 148, 166, 185, 220, 332, 370, 407, 415, 740, 814, 830, 913, 1628, 1660, 1826, 2035, 3071, 3652, 4070, 4565, 6142, 8140, 9130, 12284, 15355, 18260, 30710, 33781, 61420, 67562, 135124, 168905, 337810, 675620]

約数ペア:

[(1, 675620), (2, 337810), (4, 168905), (5, 135124), (10, 67562), (11, 61420), (20, 33781), (22, 30710), (37, 18260), (44, 15355), (55, 12284), (74, 9130), (83, 8140), (110, 6142), (148, 4565), (166, 4070), (185, 3652), (220, 3071), (332, 2035), (370, 1826), (407, 1660), (415, 1628), (740, 913), (814, 830)]