8001680

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3449}}^1$

素因数の和:3491

約数の個数: 40

約数和(自身を含む): 19251000

約数和(自身を除く): 11249320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 3449, 6898, 13796, 17245, 27592, 34490, 55184, 68980, 100021, 137960, 200042, 275920, 400084, 500105, 800168, 1000210, 1600336, 2000420, 4000840, 8001680]

約数ペア:

[(1, 8001680), (2, 4000840), (4, 2000420), (5, 1600336), (8, 1000210), (10, 800168), (16, 500105), (20, 400084), (29, 275920), (40, 200042), (58, 137960), (80, 100021), (116, 68980), (145, 55184), (232, 34490), (290, 27592), (464, 17245), (580, 13796), (1160, 6898), (2320, 3449)]