401278768

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{2279993}}^1$

素因数の和:2280012

約数の個数: 20

約数和(自身を含む): 848157768

約数和(自身を除く): 446879000

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 2279993, 4559986, 9119972, 18239944, 25079923, 36479888, 50159846, 100319692, 200639384, 401278768]

約数ペア:

[(1, 401278768), (2, 200639384), (4, 100319692), (8, 50159846), (11, 36479888), (16, 25079923), (22, 18239944), (44, 9119972), (88, 4559986), (176, 2279993)]