20211196360

素因数分解:

$2^3\times 5^1\times {\mathrm{769}}^1\times {\mathrm{657061}}^1$

素因数の和:657841

約数の個数: 32

約数和(自身を含む): 45534396600

約数和(自身を除く): 25323200240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 769, 1538, 3076, 3845, 6152, 7690, 15380, 30760, 657061, 1314122, 2628244, 3285305, 5256488, 6570610, 13141220, 26282440, 505279909, 1010559818, 2021119636, 2526399545, 4042239272, 5052799090, 10105598180, 20211196360]

約数ペア:

[(1, 20211196360), (2, 10105598180), (4, 5052799090), (5, 4042239272), (8, 2526399545), (10, 2021119636), (20, 1010559818), (40, 505279909), (769, 26282440), (1538, 13141220), (3076, 6570610), (3845, 5256488), (6152, 3285305), (7690, 2628244), (15380, 1314122), (30760, 657061)]