42038840

素因数分解:

$2^3\times 5^1\times {\mathrm{823}}^1\times {\mathrm{1277}}^1$

素因数の和:2111

約数の個数: 32

約数和(自身を含む): 94776480

約数和(自身を除く): 52737640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 823, 1277, 1646, 2554, 3292, 4115, 5108, 6385, 6584, 8230, 10216, 12770, 16460, 25540, 32920, 51080, 1050971, 2101942, 4203884, 5254855, 8407768, 10509710, 21019420, 42038840]

約数ペア:

[(1, 42038840), (2, 21019420), (4, 10509710), (5, 8407768), (8, 5254855), (10, 4203884), (20, 2101942), (40, 1050971), (823, 51080), (1277, 32920), (1646, 25540), (2554, 16460), (3292, 12770), (4115, 10216), (5108, 8230), (6385, 6584)]