20062240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11399}}^1$

素因数の和:11425

約数の個数: 48

約数和(自身を含む): 51710400

約数和(自身を除く): 31648160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 11399, 22798, 45596, 56995, 91192, 113990, 125389, 182384, 227980, 250778, 364768, 455960, 501556, 626945, 911920, 1003112, 1253890, 1823840, 2006224, 2507780, 4012448, 5015560, 10031120, 20062240]

約数ペア:

[(1, 20062240), (2, 10031120), (4, 5015560), (5, 4012448), (8, 2507780), (10, 2006224), (11, 1823840), (16, 1253890), (20, 1003112), (22, 911920), (32, 626945), (40, 501556), (44, 455960), (55, 364768), (80, 250778), (88, 227980), (110, 182384), (160, 125389), (176, 113990), (220, 91192), (352, 56995), (440, 45596), (880, 22798), (1760, 11399)]