2080460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 4808160

約数和(自身を除く): 2727700

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 211, 290, 340, 422, 493, 580, 844, 986, 1055, 1972, 2110, 2465, 3587, 4220, 4930, 6119, 7174, 9860, 12238, 14348, 17935, 24476, 30595, 35870, 61190, 71740, 104023, 122380, 208046, 416092, 520115, 1040230, 2080460]

約数ペア:

[(1, 2080460), (2, 1040230), (4, 520115), (5, 416092), (10, 208046), (17, 122380), (20, 104023), (29, 71740), (34, 61190), (58, 35870), (68, 30595), (85, 24476), (116, 17935), (145, 14348), (170, 12238), (211, 9860), (290, 7174), (340, 6119), (422, 4930), (493, 4220), (580, 3587), (844, 2465), (986, 2110), (1055, 1972)]