420160180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{863}}^1\times {\mathrm{2213}}^1$

素因数の和:3096

約数の個数: 48

約数和(自身を含む): 964099584

約数和(自身を除く): 543939404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 863, 1726, 2213, 3452, 4315, 4426, 8630, 8852, 9493, 11065, 17260, 18986, 22130, 24343, 37972, 44260, 47465, 48686, 94930, 97372, 121715, 189860, 243430, 486860, 1909819, 3819638, 7639276, 9549095, 19098190, 21008009, 38196380, 42016018, 84032036, 105040045, 210080090, 420160180]

約数ペア:

[(1, 420160180), (2, 210080090), (4, 105040045), (5, 84032036), (10, 42016018), (11, 38196380), (20, 21008009), (22, 19098190), (44, 9549095), (55, 7639276), (110, 3819638), (220, 1909819), (863, 486860), (1726, 243430), (2213, 189860), (3452, 121715), (4315, 97372), (4426, 94930), (8630, 48686), (8852, 47465), (9493, 44260), (11065, 37972), (17260, 24343), (18986, 22130)]