2218020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5281}}^1$

素因数の和:5300

約数の個数: 48

約数和(自身を含む): 7099008

約数和(自身を除く): 4880988

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, 5281, 10562, 15843, 21124, 26405, 31686, 36967, 52810, 63372, 73934, 79215, 105620, 110901, 147868, 158430, 184835, 221802, 316860, 369670, 443604, 554505, 739340, 1109010, 2218020]

約数ペア:

[(1, 2218020), (2, 1109010), (3, 739340), (4, 554505), (5, 443604), (6, 369670), (7, 316860), (10, 221802), (12, 184835), (14, 158430), (15, 147868), (20, 110901), (21, 105620), (28, 79215), (30, 73934), (35, 63372), (42, 52810), (60, 36967), (70, 31686), (84, 26405), (105, 21124), (140, 15843), (210, 10562), (420, 5281)]