12102640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{809}}^1$

素因数の和:850

約数の個数: 80

約数和(自身を含む): 32542560

約数和(自身を除く): 20439920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 809, 880, 935, 1360, 1496, 1618, 1870, 2992, 3236, 3740, 4045, 6472, 7480, 8090, 8899, 12944, 13753, 14960, 16180, 17798, 27506, 32360, 35596, 44495, 55012, 64720, 68765, 71192, 88990, 110024, 137530, 142384, 151283, 177980, 220048, 275060, 302566, 355960, 550120, 605132, 711920, 756415, 1100240, 1210264, 1512830, 2420528, 3025660, 6051320, 12102640]

約数ペア:

[(1, 12102640), (2, 6051320), (4, 3025660), (5, 2420528), (8, 1512830), (10, 1210264), (11, 1100240), (16, 756415), (17, 711920), (20, 605132), (22, 550120), (34, 355960), (40, 302566), (44, 275060), (55, 220048), (68, 177980), (80, 151283), (85, 142384), (88, 137530), (110, 110024), (136, 88990), (170, 71192), (176, 68765), (187, 64720), (220, 55012), (272, 44495), (340, 35596), (374, 32360), (440, 27506), (680, 17798), (748, 16180), (809, 14960), (880, 13753), (935, 12944), (1360, 8899), (1496, 8090), (1618, 7480), (1870, 6472), (2992, 4045), (3236, 3740)]