1214020

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{601}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 2578968

約数和(自身を除く): 1364948

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 601, 1010, 1202, 2020, 2404, 3005, 6010, 12020, 60701, 121402, 242804, 303505, 607010, 1214020]

約数ペア:

[(1, 1214020), (2, 607010), (4, 303505), (5, 242804), (10, 121402), (20, 60701), (101, 12020), (202, 6010), (404, 3005), (505, 2404), (601, 2020), (1010, 1202)]