3138760

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{599}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 7128000

約数和(自身を除く): 3989240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 599, 655, 1048, 1198, 1310, 2396, 2620, 2995, 4792, 5240, 5990, 11980, 23960, 78469, 156938, 313876, 392345, 627752, 784690, 1569380, 3138760]

約数ペア:

[(1, 3138760), (2, 1569380), (4, 784690), (5, 627752), (8, 392345), (10, 313876), (20, 156938), (40, 78469), (131, 23960), (262, 11980), (524, 5990), (599, 5240), (655, 4792), (1048, 2995), (1198, 2620), (1310, 2396)]