12537420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29851}}^1$

素因数の和:29870

約数の個数: 48

約数和(自身を含む): 40121088

約数和(自身を除く): 27583668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 29851, 59702, 89553, 119404, 149255, 179106, 208957, 298510, 358212, 417914, 447765, 597020, 626871, 835828, 895530, 1044785, 1253742, 1791060, 2089570, 2507484, 3134355, 4179140, 6268710, 12537420]

約数ペア:

[(1, 12537420), (2, 6268710), (3, 4179140), (4, 3134355), (5, 2507484), (6, 2089570), (7, 1791060), (10, 1253742), (12, 1044785), (14, 895530), (15, 835828), (20, 626871), (21, 597020), (28, 447765), (30, 417914), (35, 358212), (42, 298510), (60, 208957), (70, 179106), (84, 149255), (105, 119404), (140, 89553), (210, 59702), (420, 29851)]