11920020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 38658816

約数和(自身を除く): 26738796

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 101, 105, 140, 202, 210, 281, 303, 404, 420, 505, 562, 606, 707, 843, 1010, 1124, 1212, 1405, 1414, 1515, 1686, 1967, 2020, 2121, 2810, 2828, 3030, 3372, 3535, 3934, 4215, 4242, 5620, 5901, 6060, 7070, 7868, 8430, 8484, 9835, 10605, 11802, 14140, 16860, 19670, 21210, 23604, 28381, 29505, 39340, 42420, 56762, 59010, 85143, 113524, 118020, 141905, 170286, 198667, 283810, 340572, 397334, 425715, 567620, 596001, 794668, 851430, 993335, 1192002, 1702860, 1986670, 2384004, 2980005, 3973340, 5960010, 11920020]

約数ペア:

[(1, 11920020), (2, 5960010), (3, 3973340), (4, 2980005), (5, 2384004), (6, 1986670), (7, 1702860), (10, 1192002), (12, 993335), (14, 851430), (15, 794668), (20, 596001), (21, 567620), (28, 425715), (30, 397334), (35, 340572), (42, 283810), (60, 198667), (70, 170286), (84, 141905), (101, 118020), (105, 113524), (140, 85143), (202, 59010), (210, 56762), (281, 42420), (303, 39340), (404, 29505), (420, 28381), (505, 23604), (562, 21210), (606, 19670), (707, 16860), (843, 14140), (1010, 11802), (1124, 10605), (1212, 9835), (1405, 8484), (1414, 8430), (1515, 7868), (1686, 7070), (1967, 6060), (2020, 5901), (2121, 5620), (2810, 4242), (2828, 4215), (3030, 3934), (3372, 3535)]