25788520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28031}}^1$

素因数の和:28065

約数の個数: 32

約数和(自身を含む): 60549120

約数和(自身を除く): 34760600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 28031, 56062, 112124, 140155, 224248, 280310, 560620, 644713, 1121240, 1289426, 2578852, 3223565, 5157704, 6447130, 12894260, 25788520]

約数ペア:

[(1, 25788520), (2, 12894260), (4, 6447130), (5, 5157704), (8, 3223565), (10, 2578852), (20, 1289426), (23, 1121240), (40, 644713), (46, 560620), (92, 280310), (115, 224248), (184, 140155), (230, 112124), (460, 56062), (920, 28031)]