20002140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{12347}}^1$

素因数の和:12368

約数の個数: 60

約数和(自身を含む): 62752536

約数和(自身を除く): 42750396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 12347, 24694, 37041, 49388, 61735, 74082, 111123, 123470, 148164, 185205, 222246, 246940, 333369, 370410, 444492, 555615, 666738, 740820, 1000107, 1111230, 1333476, 1666845, 2000214, 2222460, 3333690, 4000428, 5000535, 6667380, 10001070, 20002140]

約数ペア:

[(1, 20002140), (2, 10001070), (3, 6667380), (4, 5000535), (5, 4000428), (6, 3333690), (9, 2222460), (10, 2000214), (12, 1666845), (15, 1333476), (18, 1111230), (20, 1000107), (27, 740820), (30, 666738), (36, 555615), (45, 444492), (54, 370410), (60, 333369), (81, 246940), (90, 222246), (108, 185205), (135, 148164), (162, 123470), (180, 111123), (270, 74082), (324, 61735), (405, 49388), (540, 37041), (810, 24694), (1620, 12347)]