10845640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20857}}^1$

素因数の和:20881

約数の個数: 32

約数和(自身を含む): 26281080

約数和(自身を除く): 15435440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 20857, 41714, 83428, 104285, 166856, 208570, 271141, 417140, 542282, 834280, 1084564, 1355705, 2169128, 2711410, 5422820, 10845640]

約数ペア:

[(1, 10845640), (2, 5422820), (4, 2711410), (5, 2169128), (8, 1355705), (10, 1084564), (13, 834280), (20, 542282), (26, 417140), (40, 271141), (52, 208570), (65, 166856), (104, 104285), (130, 83428), (260, 41714), (520, 20857)]