26745640

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1171}}^1$

素因数の和:1753

約数の個数: 32

約数和(自身を含む): 60334560

約数和(自身を除く): 33588920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 1171, 2284, 2342, 2855, 4568, 4684, 5710, 5855, 9368, 11420, 11710, 22840, 23420, 46840, 668641, 1337282, 2674564, 3343205, 5349128, 6686410, 13372820, 26745640]

約数ペア:

[(1, 26745640), (2, 13372820), (4, 6686410), (5, 5349128), (8, 3343205), (10, 2674564), (20, 1337282), (40, 668641), (571, 46840), (1142, 23420), (1171, 22840), (2284, 11710), (2342, 11420), (2855, 9368), (4568, 5855), (4684, 5710)]