285262460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{3581}}^1$

素因数の和:4166

約数の個数: 48

約数和(自身を含む): 686024640

約数和(自身を除く): 400762180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 569, 1138, 2276, 2845, 3581, 3983, 5690, 7162, 7966, 11380, 14324, 15932, 17905, 19915, 25067, 35810, 39830, 50134, 71620, 79660, 100268, 125335, 250670, 501340, 2037589, 4075178, 8150356, 10187945, 14263123, 20375890, 28526246, 40751780, 57052492, 71315615, 142631230, 285262460]

約数ペア:

[(1, 285262460), (2, 142631230), (4, 71315615), (5, 57052492), (7, 40751780), (10, 28526246), (14, 20375890), (20, 14263123), (28, 10187945), (35, 8150356), (70, 4075178), (140, 2037589), (569, 501340), (1138, 250670), (2276, 125335), (2845, 100268), (3581, 79660), (3983, 71620), (5690, 50134), (7162, 39830), (7966, 35810), (11380, 25067), (14324, 19915), (15932, 17905)]