2862640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3253}}^1$

素因数の和:3277

約数の個数: 40

約数和(自身を含む): 7262928

約数和(自身を除く): 4400288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 3253, 6506, 13012, 16265, 26024, 32530, 35783, 52048, 65060, 71566, 130120, 143132, 178915, 260240, 286264, 357830, 572528, 715660, 1431320, 2862640]

約数ペア:

[(1, 2862640), (2, 1431320), (4, 715660), (5, 572528), (8, 357830), (10, 286264), (11, 260240), (16, 178915), (20, 143132), (22, 130120), (40, 71566), (44, 65060), (55, 52048), (80, 35783), (88, 32530), (110, 26024), (176, 16265), (220, 13012), (440, 6506), (880, 3253)]