287091260

素因数分解:

$2^2\times 5^1\times {\mathrm{2417}}^1\times {\mathrm{5939}}^1$

素因数の和:8365

約数の個数: 24

約数和(自身を含む): 603242640

約数和(自身を除く): 316151380

約数列:

[1, 2, 4, 5, 10, 20, 2417, 4834, 5939, 9668, 11878, 12085, 23756, 24170, 29695, 48340, 59390, 118780, 14354563, 28709126, 57418252, 71772815, 143545630, 287091260]

約数ペア:

[(1, 287091260), (2, 143545630), (4, 71772815), (5, 57418252), (10, 28709126), (20, 14354563), (2417, 118780), (4834, 59390), (5939, 48340), (9668, 29695), (11878, 24170), (12085, 23756)]