157224940

素因数分解:

$2^2\times 5^1\times {\mathrm{1783}}^1\times {\mathrm{4409}}^1$

素因数の和:6201

約数の個数: 24

約数和(自身を含む): 330432480

約数和(自身を除く): 173207540

約数列:

[1, 2, 4, 5, 10, 20, 1783, 3566, 4409, 7132, 8818, 8915, 17636, 17830, 22045, 35660, 44090, 88180, 7861247, 15722494, 31444988, 39306235, 78612470, 157224940]

約数ペア:

[(1, 157224940), (2, 78612470), (4, 39306235), (5, 31444988), (10, 15722494), (20, 7861247), (1783, 88180), (3566, 44090), (4409, 35660), (7132, 22045), (8818, 17830), (8915, 17636)]