25152420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9749}}^1$

素因数の和:9804

約数の個数: 48

約数和(自身を含む): 72072000

約数和(自身を除く): 46919580

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, 9749, 19498, 29247, 38996, 48745, 58494, 97490, 116988, 146235, 194980, 292470, 419207, 584940, 838414, 1257621, 1676828, 2096035, 2515242, 4192070, 5030484, 6288105, 8384140, 12576210, 25152420]

約数ペア:

[(1, 25152420), (2, 12576210), (3, 8384140), (4, 6288105), (5, 5030484), (6, 4192070), (10, 2515242), (12, 2096035), (15, 1676828), (20, 1257621), (30, 838414), (43, 584940), (60, 419207), (86, 292470), (129, 194980), (172, 146235), (215, 116988), (258, 97490), (430, 58494), (516, 48745), (645, 38996), (860, 29247), (1290, 19498), (2580, 9749)]