127619240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{455783}}^1$

素因数の和:455801

約数の個数: 32

約数和(自身を含む): 328164480

約数和(自身を除く): 200545240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 455783, 911566, 1823132, 2278915, 3190481, 3646264, 4557830, 6380962, 9115660, 12761924, 15952405, 18231320, 25523848, 31904810, 63809620, 127619240]

約数ペア:

[(1, 127619240), (2, 63809620), (4, 31904810), (5, 25523848), (7, 18231320), (8, 15952405), (10, 12761924), (14, 9115660), (20, 6380962), (28, 4557830), (35, 3646264), (40, 3190481), (56, 2278915), (70, 1823132), (140, 911566), (280, 455783)]