90552220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{523}}^1\times {\mathrm{787}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 208107648

約数和(自身を除く): 117555428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 523, 787, 1046, 1574, 2092, 2615, 3148, 3935, 5230, 5753, 7870, 8657, 10460, 11506, 15740, 17314, 23012, 28765, 34628, 43285, 57530, 86570, 115060, 173140, 411601, 823202, 1646404, 2058005, 4116010, 4527611, 8232020, 9055222, 18110444, 22638055, 45276110, 90552220]

約数ペア:

[(1, 90552220), (2, 45276110), (4, 22638055), (5, 18110444), (10, 9055222), (11, 8232020), (20, 4527611), (22, 4116010), (44, 2058005), (55, 1646404), (110, 823202), (220, 411601), (523, 173140), (787, 115060), (1046, 86570), (1574, 57530), (2092, 43285), (2615, 34628), (3148, 28765), (3935, 23012), (5230, 17314), (5753, 15740), (7870, 11506), (8657, 10460)]