30218540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{12487}}^1$

素因数の和:12518

約数の個数: 36

約数和(自身を含む): 69757968

約数和(自身を除く): 39539428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 12487, 24974, 49948, 62435, 124870, 137357, 249740, 274714, 549428, 686785, 1373570, 1510927, 2747140, 3021854, 6043708, 7554635, 15109270, 30218540]

約数ペア:

[(1, 30218540), (2, 15109270), (4, 7554635), (5, 6043708), (10, 3021854), (11, 2747140), (20, 1510927), (22, 1373570), (44, 686785), (55, 549428), (110, 274714), (121, 249740), (220, 137357), (242, 124870), (484, 62435), (605, 49948), (1210, 24974), (2420, 12487)]