42915920

素因数分解:

$2^4\times 5^1\times {\mathrm{536449}}^1$

素因数の和:536462

約数の個数: 20

約数和(自身を含む): 99779700

約数和(自身を除く): 56863780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 536449, 1072898, 2145796, 2682245, 4291592, 5364490, 8583184, 10728980, 21457960, 42915920]

約数ペア:

[(1, 42915920), (2, 21457960), (4, 10728980), (5, 8583184), (8, 5364490), (10, 4291592), (16, 2682245), (20, 2145796), (40, 1072898), (80, 536449)]