1178540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{487}}^1$

素因数の和:518

約数の個数: 36

約数和(自身を含む): 2725968

約数和(自身を除く): 1547428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 487, 605, 974, 1210, 1948, 2420, 2435, 4870, 5357, 9740, 10714, 21428, 26785, 53570, 58927, 107140, 117854, 235708, 294635, 589270, 1178540]

約数ペア:

[(1, 1178540), (2, 589270), (4, 294635), (5, 235708), (10, 117854), (11, 107140), (20, 58927), (22, 53570), (44, 26785), (55, 21428), (110, 10714), (121, 9740), (220, 5357), (242, 4870), (484, 2435), (487, 2420), (605, 1948), (974, 1210)]