1256460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 3607296

約数和(自身を除く): 2350836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 487, 516, 645, 860, 974, 1290, 1461, 1948, 2435, 2580, 2922, 4870, 5844, 7305, 9740, 14610, 20941, 29220, 41882, 62823, 83764, 104705, 125646, 209410, 251292, 314115, 418820, 628230, 1256460]

約数ペア:

[(1, 1256460), (2, 628230), (3, 418820), (4, 314115), (5, 251292), (6, 209410), (10, 125646), (12, 104705), (15, 83764), (20, 62823), (30, 41882), (43, 29220), (60, 20941), (86, 14610), (129, 9740), (172, 7305), (215, 5844), (258, 4870), (430, 2922), (487, 2580), (516, 2435), (645, 1948), (860, 1461), (974, 1290)]