98541980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{259321}}^1$

素因数の和:259349

約数の個数: 24

約数和(自身を含む): 217830480

約数和(自身を除く): 119288500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 259321, 518642, 1037284, 1296605, 2593210, 4927099, 5186420, 9854198, 19708396, 24635495, 49270990, 98541980]

約数ペア:

[(1, 98541980), (2, 49270990), (4, 24635495), (5, 19708396), (10, 9854198), (19, 5186420), (20, 4927099), (38, 2593210), (76, 1296605), (95, 1037284), (190, 518642), (380, 259321)]