258520341140

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{13312067}}^1$

素因数の和:13313047

約数の個数: 24

約数和(自身を含む): 543451864032

約数和(自身を除く): 284931522892

約数列:

[1, 2, 4, 5, 10, 20, 971, 1942, 3884, 4855, 9710, 19420, 13312067, 26624134, 53248268, 66560335, 133120670, 266241340, 12926017057, 25852034114, 51704068228, 64630085285, 129260170570, 258520341140]

約数ペア:

[(1, 258520341140), (2, 129260170570), (4, 64630085285), (5, 51704068228), (10, 25852034114), (20, 12926017057), (971, 266241340), (1942, 133120670), (3884, 66560335), (4855, 53248268), (9710, 26624134), (19420, 13312067)]