90612940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{983}}^1$

素因数の和:1422

約数の個数: 48

約数和(自身を含む): 208293120

約数和(自身を除く): 117680180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 419, 838, 983, 1676, 1966, 2095, 3932, 4190, 4609, 4915, 8380, 9218, 9830, 10813, 18436, 19660, 21626, 23045, 43252, 46090, 54065, 92180, 108130, 216260, 411877, 823754, 1647508, 2059385, 4118770, 4530647, 8237540, 9061294, 18122588, 22653235, 45306470, 90612940]

約数ペア:

[(1, 90612940), (2, 45306470), (4, 22653235), (5, 18122588), (10, 9061294), (11, 8237540), (20, 4530647), (22, 4118770), (44, 2059385), (55, 1647508), (110, 823754), (220, 411877), (419, 216260), (838, 108130), (983, 92180), (1676, 54065), (1966, 46090), (2095, 43252), (3932, 23045), (4190, 21626), (4609, 19660), (4915, 18436), (8380, 10813), (9218, 9830)]