12651320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28753}}^1$

素因数の和:28775

約数の個数: 32

約数和(自身を含む): 31054320

約数和(自身を除く): 18403000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 28753, 57506, 115012, 143765, 230024, 287530, 316283, 575060, 632566, 1150120, 1265132, 1581415, 2530264, 3162830, 6325660, 12651320]

約数ペア:

[(1, 12651320), (2, 6325660), (4, 3162830), (5, 2530264), (8, 1581415), (10, 1265132), (11, 1150120), (20, 632566), (22, 575060), (40, 316283), (44, 287530), (55, 230024), (88, 143765), (110, 115012), (220, 57506), (440, 28753)]