30428500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{3203}}^1$

素因数の和:3241

約数の個数: 48

約数和(自身を含む): 69975360

約数和(自身を除く): 39546860

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1900, 2375, 3203, 4750, 6406, 9500, 12812, 16015, 32030, 60857, 64060, 80075, 121714, 160150, 243428, 304285, 320300, 400375, 608570, 800750, 1217140, 1521425, 1601500, 3042850, 6085700, 7607125, 15214250, 30428500]

約数ペア:

[(1, 30428500), (2, 15214250), (4, 7607125), (5, 6085700), (10, 3042850), (19, 1601500), (20, 1521425), (25, 1217140), (38, 800750), (50, 608570), (76, 400375), (95, 320300), (100, 304285), (125, 243428), (190, 160150), (250, 121714), (380, 80075), (475, 64060), (500, 60857), (950, 32030), (1900, 16015), (2375, 12812), (3203, 9500), (4750, 6406)]