565927180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{310949}}^1$

素因数の和:310978

約数の個数: 48

約数和(自身を含む): 1462708800

約数和(自身を除く): 896781620

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 310949, 621898, 1243796, 1554745, 2176643, 3109490, 4042337, 4353286, 6218980, 8084674, 8706572, 10883215, 16169348, 20211685, 21766430, 28296359, 40423370, 43532860, 56592718, 80846740, 113185436, 141481795, 282963590, 565927180]

約数ペア:

[(1, 565927180), (2, 282963590), (4, 141481795), (5, 113185436), (7, 80846740), (10, 56592718), (13, 43532860), (14, 40423370), (20, 28296359), (26, 21766430), (28, 20211685), (35, 16169348), (52, 10883215), (65, 8706572), (70, 8084674), (91, 6218980), (130, 4353286), (140, 4042337), (182, 3109490), (260, 2176643), (364, 1554745), (455, 1243796), (910, 621898), (1820, 310949)]