1335431380

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{12983}}^1$

素因数の和:13168

約数の個数: 48

約数和(自身を含む): 2901144960

約数和(自身を除く): 1565713580

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 139, 148, 185, 278, 370, 556, 695, 740, 1390, 2780, 5143, 10286, 12983, 20572, 25715, 25966, 51430, 51932, 64915, 102860, 129830, 259660, 480371, 960742, 1804637, 1921484, 2401855, 3609274, 4803710, 7218548, 9023185, 9607420, 18046370, 36092740, 66771569, 133543138, 267086276, 333857845, 667715690, 1335431380]

約数ペア:

[(1, 1335431380), (2, 667715690), (4, 333857845), (5, 267086276), (10, 133543138), (20, 66771569), (37, 36092740), (74, 18046370), (139, 9607420), (148, 9023185), (185, 7218548), (278, 4803710), (370, 3609274), (556, 2401855), (695, 1921484), (740, 1804637), (1390, 960742), (2780, 480371), (5143, 259660), (10286, 129830), (12983, 102860), (20572, 64915), (25715, 51932), (25966, 51430)]