20158064780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143986177}}^1$

素因数の和:143986193

約数の個数: 24

約数和(自身を含む): 48379355808

約数和(自身を除く): 28221291028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143986177, 287972354, 575944708, 719930885, 1007903239, 1439861770, 2015806478, 2879723540, 4031612956, 5039516195, 10079032390, 20158064780]

約数ペア:

[(1, 20158064780), (2, 10079032390), (4, 5039516195), (5, 4031612956), (7, 2879723540), (10, 2015806478), (14, 1439861770), (20, 1007903239), (28, 719930885), (35, 575944708), (70, 287972354), (140, 143986177)]