86890540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{811}}^1$

素因数の和:1318

約数の個数: 48

約数和(自身を含む): 199713024

約数和(自身を除く): 112822484

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 487, 811, 974, 1622, 1948, 2435, 3244, 4055, 4870, 5357, 8110, 8921, 9740, 10714, 16220, 17842, 21428, 26785, 35684, 44605, 53570, 89210, 107140, 178420, 394957, 789914, 1579828, 1974785, 3949570, 4344527, 7899140, 8689054, 17378108, 21722635, 43445270, 86890540]

約数ペア:

[(1, 86890540), (2, 43445270), (4, 21722635), (5, 17378108), (10, 8689054), (11, 7899140), (20, 4344527), (22, 3949570), (44, 1974785), (55, 1579828), (110, 789914), (220, 394957), (487, 178420), (811, 107140), (974, 89210), (1622, 53570), (1948, 44605), (2435, 35684), (3244, 26785), (4055, 21428), (4870, 17842), (5357, 16220), (8110, 10714), (8921, 9740)]