1431320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3253}}^1$

素因数の和:3275

約数の個数: 32

約数和(自身を含む): 3514320

約数和(自身を除く): 2083000

約数列:

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

約数ペア:

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