2062840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3967}}^1$

素因数の和:3991

約数の個数: 32

約数和(自身を含む): 4999680

約数和(自身を除く): 2936840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3967, 7934, 15868, 19835, 31736, 39670, 51571, 79340, 103142, 158680, 206284, 257855, 412568, 515710, 1031420, 2062840]

約数ペア:

[(1, 2062840), (2, 1031420), (4, 515710), (5, 412568), (8, 257855), (10, 206284), (13, 158680), (20, 103142), (26, 79340), (40, 51571), (52, 39670), (65, 31736), (104, 19835), (130, 15868), (260, 7934), (520, 3967)]