409826620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{16921}}^1$

素因数の和:17110

約数の個数: 48

約数和(自身を含む): 989327808

約数和(自身を除く): 579501188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 692, 865, 1211, 1730, 2422, 3460, 4844, 6055, 12110, 16921, 24220, 33842, 67684, 84605, 118447, 169210, 236894, 338420, 473788, 592235, 1184470, 2368940, 2927333, 5854666, 11709332, 14636665, 20491331, 29273330, 40982662, 58546660, 81965324, 102456655, 204913310, 409826620]

約数ペア:

[(1, 409826620), (2, 204913310), (4, 102456655), (5, 81965324), (7, 58546660), (10, 40982662), (14, 29273330), (20, 20491331), (28, 14636665), (35, 11709332), (70, 5854666), (140, 2927333), (173, 2368940), (346, 1184470), (692, 592235), (865, 473788), (1211, 338420), (1730, 236894), (2422, 169210), (3460, 118447), (4844, 84605), (6055, 67684), (12110, 33842), (16921, 24220)]