40639856

素因数分解:

$2^4\times {\mathrm{41}}^2\times {\mathrm{1511}}^1$

素因数の和:1601

約数の個数: 30

約数和(自身を含む): 80760456

約数和(自身を除く): 40120600

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1511, 1681, 3022, 3362, 6044, 6724, 12088, 13448, 24176, 26896, 61951, 123902, 247804, 495608, 991216, 2539991, 5079982, 10159964, 20319928, 40639856]

約数ペア:

[(1, 40639856), (2, 20319928), (4, 10159964), (8, 5079982), (16, 2539991), (41, 991216), (82, 495608), (164, 247804), (328, 123902), (656, 61951), (1511, 26896), (1681, 24176), (3022, 13448), (3362, 12088), (6044, 6724)]