389436929320

素因数分解:

$2^3\times 5^1\times {\mathrm{3823}}^1\times {\mathrm{2546671}}^1$

素因数の和:2550505

約数の個数: 32

約数和(自身を含む): 876462635520

約数和(自身を除く): 487025706200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3823, 7646, 15292, 19115, 30584, 38230, 76460, 152920, 2546671, 5093342, 10186684, 12733355, 20373368, 25466710, 50933420, 101866840, 9735923233, 19471846466, 38943692932, 48679616165, 77887385864, 97359232330, 194718464660, 389436929320]

約数ペア:

[(1, 389436929320), (2, 194718464660), (4, 97359232330), (5, 77887385864), (8, 48679616165), (10, 38943692932), (20, 19471846466), (40, 9735923233), (3823, 101866840), (7646, 50933420), (15292, 25466710), (19115, 20373368), (30584, 12733355), (38230, 10186684), (76460, 5093342), (152920, 2546671)]