2247407560

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{556289}}^1$

素因数の和:556401

約数の個数: 32

約数和(自身を含む): 5106742200

約数和(自身を除く): 2859334640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 556289, 1112578, 2225156, 2781445, 4450312, 5562890, 11125780, 22251560, 56185189, 112370378, 224740756, 280925945, 449481512, 561851890, 1123703780, 2247407560]

約数ペア:

[(1, 2247407560), (2, 1123703780), (4, 561851890), (5, 449481512), (8, 280925945), (10, 224740756), (20, 112370378), (40, 56185189), (101, 22251560), (202, 11125780), (404, 5562890), (505, 4450312), (808, 2781445), (1010, 2225156), (2020, 1112578), (4040, 556289)]