4115920

素因数分解:

$2^4\times 5^1\times {\mathrm{51449}}^1$

素因数の和:51462

約数の個数: 20

約数和(自身を含む): 9569700

約数和(自身を除く): 5453780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 51449, 102898, 205796, 257245, 411592, 514490, 823184, 1028980, 2057960, 4115920]

約数ペア:

[(1, 4115920), (2, 2057960), (4, 1028980), (5, 823184), (8, 514490), (10, 411592), (16, 257245), (20, 205796), (40, 102898), (80, 51449)]