13067920

素因数分解:

$2^4\times 5^1\times {\mathrm{379}}^1\times {\mathrm{431}}^1$

素因数の和:823

約数の個数: 40

約数和(自身を含む): 30533760

約数和(自身を除く): 17465840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 379, 431, 758, 862, 1516, 1724, 1895, 2155, 3032, 3448, 3790, 4310, 6064, 6896, 7580, 8620, 15160, 17240, 30320, 34480, 163349, 326698, 653396, 816745, 1306792, 1633490, 2613584, 3266980, 6533960, 13067920]

約数ペア:

[(1, 13067920), (2, 6533960), (4, 3266980), (5, 2613584), (8, 1633490), (10, 1306792), (16, 816745), (20, 653396), (40, 326698), (80, 163349), (379, 34480), (431, 30320), (758, 17240), (862, 15160), (1516, 8620), (1724, 7580), (1895, 6896), (2155, 6064), (3032, 4310), (3448, 3790)]