14939778820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10520971}}^1$

素因数の和:10521051

約数の個数: 24

約数和(自身を含む): 31815419328

約数和(自身を除く): 16875640508

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 10520971, 21041942, 42083884, 52604855, 105209710, 210419420, 746988941, 1493977882, 2987955764, 3734944705, 7469889410, 14939778820]

約数ペア:

[(1, 14939778820), (2, 7469889410), (4, 3734944705), (5, 2987955764), (10, 1493977882), (20, 746988941), (71, 210419420), (142, 105209710), (284, 52604855), (355, 42083884), (710, 21041942), (1420, 10520971)]