291206002480

素因数分解:

$2^4\times 5^1\times {\mathrm{3640075031}}^1$

素因数の和:3640075044

約数の個数: 20

約数和(自身を含む): 677053955952

約数和(自身を除く): 385847953472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3640075031, 7280150062, 14560300124, 18200375155, 29120600248, 36400750310, 58241200496, 72801500620, 145603001240, 291206002480]

約数ペア:

[(1, 291206002480), (2, 145603001240), (4, 72801500620), (5, 58241200496), (8, 36400750310), (10, 29120600248), (16, 18200375155), (20, 14560300124), (40, 7280150062), (80, 3640075031)]