8645980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61757}}^1$

素因数の和:61773

約数の個数: 24

約数和(自身を含む): 20750688

約数和(自身を除く): 12104708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 61757, 123514, 247028, 308785, 432299, 617570, 864598, 1235140, 1729196, 2161495, 4322990, 8645980]

約数ペア:

[(1, 8645980), (2, 4322990), (4, 2161495), (5, 1729196), (7, 1235140), (10, 864598), (14, 617570), (20, 432299), (28, 308785), (35, 247028), (70, 123514), (140, 61757)]