54026920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 126023040

約数和(自身を除く): 71996120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 101, 172, 202, 215, 311, 344, 404, 430, 505, 622, 808, 860, 1010, 1244, 1555, 1720, 2020, 2488, 3110, 4040, 4343, 6220, 8686, 12440, 13373, 17372, 21715, 26746, 31411, 34744, 43430, 53492, 62822, 66865, 86860, 106984, 125644, 133730, 157055, 173720, 251288, 267460, 314110, 534920, 628220, 1256440, 1350673, 2701346, 5402692, 6753365, 10805384, 13506730, 27013460, 54026920]

約数ペア:

[(1, 54026920), (2, 27013460), (4, 13506730), (5, 10805384), (8, 6753365), (10, 5402692), (20, 2701346), (40, 1350673), (43, 1256440), (86, 628220), (101, 534920), (172, 314110), (202, 267460), (215, 251288), (311, 173720), (344, 157055), (404, 133730), (430, 125644), (505, 106984), (622, 86860), (808, 66865), (860, 62822), (1010, 53492), (1244, 43430), (1555, 34744), (1720, 31411), (2020, 26746), (2488, 21715), (3110, 17372), (4040, 13373), (4343, 12440), (6220, 8686)]