1242220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 3144960

約数和(自身を除く): 1902740

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 467, 532, 665, 934, 1330, 1868, 2335, 2660, 3269, 4670, 6538, 8873, 9340, 13076, 16345, 17746, 32690, 35492, 44365, 62111, 65380, 88730, 124222, 177460, 248444, 310555, 621110, 1242220]

約数ペア:

[(1, 1242220), (2, 621110), (4, 310555), (5, 248444), (7, 177460), (10, 124222), (14, 88730), (19, 65380), (20, 62111), (28, 44365), (35, 35492), (38, 32690), (70, 17746), (76, 16345), (95, 13076), (133, 9340), (140, 8873), (190, 6538), (266, 4670), (380, 3269), (467, 2660), (532, 2335), (665, 1868), (934, 1330)]