17722020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6869}}^1$

素因数の和:6924

約数の個数: 48

約数和(自身を含む): 50783040

約数和(自身を除く): 33061020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 6869, 13738, 20607, 27476, 34345, 41214, 68690, 82428, 103035, 137380, 206070, 295367, 412140, 590734, 886101, 1181468, 1476835, 1772202, 2953670, 3544404, 4430505, 5907340, 8861010, 17722020]

約数ペア:

[(1, 17722020), (2, 8861010), (3, 5907340), (4, 4430505), (5, 3544404), (6, 2953670), (10, 1772202), (12, 1476835), (15, 1181468), (20, 886101), (30, 590734), (43, 412140), (60, 295367), (86, 206070), (129, 137380), (172, 103035), (215, 82428), (258, 68690), (430, 41214), (516, 34345), (645, 27476), (860, 20607), (1290, 13738), (2580, 6869)]