2590773485240

素因数分解:

$2^3\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{32400869}}^1$

素因数の和:32402879

約数の個数: 32

約数和(自身を含む): 5832156600000

約数和(自身を除く): 3241383114760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1999, 3998, 7996, 9995, 15992, 19990, 39980, 79960, 32400869, 64801738, 129603476, 162004345, 259206952, 324008690, 648017380, 1296034760, 64769337131, 129538674262, 259077348524, 323846685655, 518154697048, 647693371310, 1295386742620, 2590773485240]

約数ペア:

[(1, 2590773485240), (2, 1295386742620), (4, 647693371310), (5, 518154697048), (8, 323846685655), (10, 259077348524), (20, 129538674262), (40, 64769337131), (1999, 1296034760), (3998, 648017380), (7996, 324008690), (9995, 259206952), (15992, 162004345), (19990, 129603476), (39980, 64801738), (79960, 32400869)]