2108919460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{82963}}^1$

素因数の和:83044

約数の個数: 48

約数和(自身を含む): 4683151872

約数和(自身を除く): 2574232412

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 2542, 5084, 6355, 12710, 25420, 82963, 165926, 331852, 414815, 829630, 1659260, 2571853, 3401483, 5143706, 6802966, 10287412, 12859265, 13605932, 17007415, 25718530, 34014830, 51437060, 68029660, 105445973, 210891946, 421783892, 527229865, 1054459730, 2108919460]

約数ペア:

[(1, 2108919460), (2, 1054459730), (4, 527229865), (5, 421783892), (10, 210891946), (20, 105445973), (31, 68029660), (41, 51437060), (62, 34014830), (82, 25718530), (124, 17007415), (155, 13605932), (164, 12859265), (205, 10287412), (310, 6802966), (410, 5143706), (620, 3401483), (820, 2571853), (1271, 1659260), (2542, 829630), (5084, 414815), (6355, 331852), (12710, 165926), (25420, 82963)]