48903340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{128693}}^1$

素因数の和:128721

約数の個数: 24

約数和(自身を含む): 108102960

約数和(自身を除く): 59199620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 128693, 257386, 514772, 643465, 1286930, 2445167, 2573860, 4890334, 9780668, 12225835, 24451670, 48903340]

約数ペア:

[(1, 48903340), (2, 24451670), (4, 12225835), (5, 9780668), (10, 4890334), (19, 2573860), (20, 2445167), (38, 1286930), (76, 643465), (95, 514772), (190, 257386), (380, 128693)]