8811920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:292

約数の個数: 80

約数和(自身を含む): 22758960

約数和(自身を除く): 13947040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 229, 260, 296, 370, 458, 481, 520, 592, 740, 916, 962, 1040, 1145, 1480, 1832, 1924, 2290, 2405, 2960, 2977, 3664, 3848, 4580, 4810, 5954, 7696, 8473, 9160, 9620, 11908, 14885, 16946, 18320, 19240, 23816, 29770, 33892, 38480, 42365, 47632, 59540, 67784, 84730, 110149, 119080, 135568, 169460, 220298, 238160, 338920, 440596, 550745, 677840, 881192, 1101490, 1762384, 2202980, 4405960, 8811920]

約数ペア:

[(1, 8811920), (2, 4405960), (4, 2202980), (5, 1762384), (8, 1101490), (10, 881192), (13, 677840), (16, 550745), (20, 440596), (26, 338920), (37, 238160), (40, 220298), (52, 169460), (65, 135568), (74, 119080), (80, 110149), (104, 84730), (130, 67784), (148, 59540), (185, 47632), (208, 42365), (229, 38480), (260, 33892), (296, 29770), (370, 23816), (458, 19240), (481, 18320), (520, 16946), (592, 14885), (740, 11908), (916, 9620), (962, 9160), (1040, 8473), (1145, 7696), (1480, 5954), (1832, 4810), (1924, 4580), (2290, 3848), (2405, 3664), (2960, 2977)]