71475920

素因数分解:

$2^4\times 5^1\times {\mathrm{893449}}^1$

素因数の和:893462

約数の個数: 20

約数和(自身を含む): 166181700

約数和(自身を除く): 94705780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 893449, 1786898, 3573796, 4467245, 7147592, 8934490, 14295184, 17868980, 35737960, 71475920]

約数ペア:

[(1, 71475920), (2, 35737960), (4, 17868980), (5, 14295184), (8, 8934490), (10, 7147592), (16, 4467245), (20, 3573796), (40, 1786898), (80, 893449)]