1320491816

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{14821}}^1$

素因数の和:14914

約数の個数: 64

約数和(自身を含む): 2973886080

約数和(自身を除く): 1653394264

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 43, 56, 74, 86, 148, 172, 259, 296, 301, 344, 518, 602, 1036, 1204, 1591, 2072, 2408, 3182, 6364, 11137, 12728, 14821, 22274, 29642, 44548, 59284, 89096, 103747, 118568, 207494, 414988, 548377, 637303, 829976, 1096754, 1274606, 2193508, 2549212, 3838639, 4387016, 4461121, 5098424, 7677278, 8922242, 15354556, 17844484, 23580211, 30709112, 35688968, 47160422, 94320844, 165061477, 188641688, 330122954, 660245908, 1320491816]

約数ペア:

[(1, 1320491816), (2, 660245908), (4, 330122954), (7, 188641688), (8, 165061477), (14, 94320844), (28, 47160422), (37, 35688968), (43, 30709112), (56, 23580211), (74, 17844484), (86, 15354556), (148, 8922242), (172, 7677278), (259, 5098424), (296, 4461121), (301, 4387016), (344, 3838639), (518, 2549212), (602, 2193508), (1036, 1274606), (1204, 1096754), (1591, 829976), (2072, 637303), (2408, 548377), (3182, 414988), (6364, 207494), (11137, 118568), (12728, 103747), (14821, 89096), (22274, 59284), (29642, 44548)]