204623643920

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{7727479}}^1$

素因数の和:7727823

約数の個数: 40

約数和(自身を含む): 477187344960

約数和(自身を除く): 272563701040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1324, 1655, 2648, 3310, 5296, 6620, 13240, 26480, 7727479, 15454958, 30909916, 38637395, 61819832, 77274790, 123639664, 154549580, 309099160, 618198320, 2557795549, 5115591098, 10231182196, 12788977745, 20462364392, 25577955490, 40924728784, 51155910980, 102311821960, 204623643920]

約数ペア:

[(1, 204623643920), (2, 102311821960), (4, 51155910980), (5, 40924728784), (8, 25577955490), (10, 20462364392), (16, 12788977745), (20, 10231182196), (40, 5115591098), (80, 2557795549), (331, 618198320), (662, 309099160), (1324, 154549580), (1655, 123639664), (2648, 77274790), (3310, 61819832), (5296, 38637395), (6620, 30909916), (13240, 15454958), (26480, 7727479)]