2904340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7643}}^1$

素因数の和:7671

約数の個数: 24

約数和(自身を含む): 6420960

約数和(自身を除く): 3516620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 7643, 15286, 30572, 38215, 76430, 145217, 152860, 290434, 580868, 726085, 1452170, 2904340]

約数ペア:

[(1, 2904340), (2, 1452170), (4, 726085), (5, 580868), (10, 290434), (19, 152860), (20, 145217), (38, 76430), (76, 38215), (95, 30572), (190, 15286), (380, 7643)]