204595810

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{3989}}^1$

素因数の和:4242

約数の個数: 32

約数和(自身を含む): 386104320

約数和(自身を除く): 181508510

約数列:

[1, 2, 5, 10, 23, 46, 115, 223, 230, 446, 1115, 2230, 3989, 5129, 7978, 10258, 19945, 25645, 39890, 51290, 91747, 183494, 458735, 889547, 917470, 1779094, 4447735, 8895470, 20459581, 40919162, 102297905, 204595810]

約数ペア:

[(1, 204595810), (2, 102297905), (5, 40919162), (10, 20459581), (23, 8895470), (46, 4447735), (115, 1779094), (223, 917470), (230, 889547), (446, 458735), (1115, 183494), (2230, 91747), (3989, 51290), (5129, 39890), (7978, 25645), (10258, 19945)]