40420996

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{499}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 88704000

約数和(自身を除く): 48283004

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 263, 308, 499, 526, 998, 1052, 1841, 1996, 2893, 3493, 3682, 5489, 5786, 6986, 7364, 10978, 11572, 13972, 20251, 21956, 38423, 40502, 76846, 81004, 131237, 153692, 262474, 524948, 918659, 1443607, 1837318, 2887214, 3674636, 5774428, 10105249, 20210498, 40420996]

約数ペア:

[(1, 40420996), (2, 20210498), (4, 10105249), (7, 5774428), (11, 3674636), (14, 2887214), (22, 1837318), (28, 1443607), (44, 918659), (77, 524948), (154, 262474), (263, 153692), (308, 131237), (499, 81004), (526, 76846), (998, 40502), (1052, 38423), (1841, 21956), (1996, 20251), (2893, 13972), (3493, 11572), (3682, 10978), (5489, 7364), (5786, 6986)]