204952202920

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{36861907}}^1$

素因数の和:36862057

約数の個数: 32

約数和(自身を含む): 464460040800

約数和(自身を除く): 259507837880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 36861907, 73723814, 147447628, 184309535, 294895256, 368619070, 737238140, 1474476280, 5123805073, 10247610146, 20495220292, 25619025365, 40990440584, 51238050730, 102476101460, 204952202920]

約数ペア:

[(1, 204952202920), (2, 102476101460), (4, 51238050730), (5, 40990440584), (8, 25619025365), (10, 20495220292), (20, 10247610146), (40, 5123805073), (139, 1474476280), (278, 737238140), (556, 368619070), (695, 294895256), (1112, 184309535), (1390, 147447628), (2780, 73723814), (5560, 36861907)]