15893360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:402

約数の個数: 80

約数和(自身を含む): 42800832

約数和(自身を除く): 26907472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 101, 112, 140, 202, 280, 281, 404, 505, 560, 562, 707, 808, 1010, 1124, 1405, 1414, 1616, 1967, 2020, 2248, 2810, 2828, 3535, 3934, 4040, 4496, 5620, 5656, 7070, 7868, 8080, 9835, 11240, 11312, 14140, 15736, 19670, 22480, 28280, 28381, 31472, 39340, 56560, 56762, 78680, 113524, 141905, 157360, 198667, 227048, 283810, 397334, 454096, 567620, 794668, 993335, 1135240, 1589336, 1986670, 2270480, 3178672, 3973340, 7946680, 15893360]

約数ペア:

[(1, 15893360), (2, 7946680), (4, 3973340), (5, 3178672), (7, 2270480), (8, 1986670), (10, 1589336), (14, 1135240), (16, 993335), (20, 794668), (28, 567620), (35, 454096), (40, 397334), (56, 283810), (70, 227048), (80, 198667), (101, 157360), (112, 141905), (140, 113524), (202, 78680), (280, 56762), (281, 56560), (404, 39340), (505, 31472), (560, 28381), (562, 28280), (707, 22480), (808, 19670), (1010, 15736), (1124, 14140), (1405, 11312), (1414, 11240), (1616, 9835), (1967, 8080), (2020, 7868), (2248, 7070), (2810, 5656), (2828, 5620), (3535, 4496), (3934, 4040)]