1440145480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2117861}}^1$

素因数の和:2117889

約数の個数: 32

約数和(自身を含む): 3430936440

約数和(自身を除く): 1990790960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 2117861, 4235722, 8471444, 10589305, 16942888, 21178610, 36003637, 42357220, 72007274, 84714440, 144014548, 180018185, 288029096, 360036370, 720072740, 1440145480]

約数ペア:

[(1, 1440145480), (2, 720072740), (4, 360036370), (5, 288029096), (8, 180018185), (10, 144014548), (17, 84714440), (20, 72007274), (34, 42357220), (40, 36003637), (68, 21178610), (85, 16942888), (136, 10589305), (170, 8471444), (340, 4235722), (680, 2117861)]