79771580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{569797}}^1$

素因数の和:569813

約数の個数: 24

約数和(自身を含む): 191452128

約数和(自身を除く): 111680548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 569797, 1139594, 2279188, 2848985, 3988579, 5697970, 7977158, 11395940, 15954316, 19942895, 39885790, 79771580]

約数ペア:

[(1, 79771580), (2, 39885790), (4, 19942895), (5, 15954316), (7, 11395940), (10, 7977158), (14, 5697970), (20, 3988579), (28, 2848985), (35, 2279188), (70, 1139594), (140, 569797)]