652460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 1542240

約数和(自身を除く): 889780

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 101, 170, 190, 202, 323, 340, 380, 404, 505, 646, 1010, 1292, 1615, 1717, 1919, 2020, 3230, 3434, 3838, 6460, 6868, 7676, 8585, 9595, 17170, 19190, 32623, 34340, 38380, 65246, 130492, 163115, 326230, 652460]

約数ペア:

[(1, 652460), (2, 326230), (4, 163115), (5, 130492), (10, 65246), (17, 38380), (19, 34340), (20, 32623), (34, 19190), (38, 17170), (68, 9595), (76, 8585), (85, 7676), (95, 6868), (101, 6460), (170, 3838), (190, 3434), (202, 3230), (323, 2020), (340, 1919), (380, 1717), (404, 1615), (505, 1292), (646, 1010)]