9758420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1621}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 23979648

約数和(自身を除く): 14221228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 1621, 3010, 3242, 6020, 6484, 8105, 11347, 16210, 22694, 32420, 45388, 56735, 69703, 113470, 139406, 226940, 278812, 348515, 487921, 697030, 975842, 1394060, 1951684, 2439605, 4879210, 9758420]

約数ペア:

[(1, 9758420), (2, 4879210), (4, 2439605), (5, 1951684), (7, 1394060), (10, 975842), (14, 697030), (20, 487921), (28, 348515), (35, 278812), (43, 226940), (70, 139406), (86, 113470), (140, 69703), (172, 56735), (215, 45388), (301, 32420), (430, 22694), (602, 16210), (860, 11347), (1204, 8105), (1505, 6484), (1621, 6020), (3010, 3242)]