1538620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4049}}^1$

素因数の和:4077

約数の個数: 24

約数和(自身を含む): 3402000

約数和(自身を除く): 1863380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 4049, 8098, 16196, 20245, 40490, 76931, 80980, 153862, 307724, 384655, 769310, 1538620]

約数ペア:

[(1, 1538620), (2, 769310), (4, 384655), (5, 307724), (10, 153862), (19, 80980), (20, 76931), (38, 40490), (76, 20245), (95, 16196), (190, 8098), (380, 4049)]