40438020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{96281}}^1$

素因数の和:96300

約数の個数: 48

約数和(自身を含む): 129403008

約数和(自身を除く): 88964988

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, 96281, 192562, 288843, 385124, 481405, 577686, 673967, 962810, 1155372, 1347934, 1444215, 1925620, 2021901, 2695868, 2888430, 3369835, 4043802, 5776860, 6739670, 8087604, 10109505, 13479340, 20219010, 40438020]

約数ペア:

[(1, 40438020), (2, 20219010), (3, 13479340), (4, 10109505), (5, 8087604), (6, 6739670), (7, 5776860), (10, 4043802), (12, 3369835), (14, 2888430), (15, 2695868), (20, 2021901), (21, 1925620), (28, 1444215), (30, 1347934), (35, 1155372), (42, 962810), (60, 673967), (70, 577686), (84, 481405), (105, 385124), (140, 288843), (210, 192562), (420, 96281)]