2905860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2549}}^1$

素因数の和:2580

約数の個数: 48

約数和(自身を含む): 8568000

約数和(自身を除く): 5662140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 2549, 5098, 7647, 10196, 12745, 15294, 25490, 30588, 38235, 48431, 50980, 76470, 96862, 145293, 152940, 193724, 242155, 290586, 484310, 581172, 726465, 968620, 1452930, 2905860]

約数ペア:

[(1, 2905860), (2, 1452930), (3, 968620), (4, 726465), (5, 581172), (6, 484310), (10, 290586), (12, 242155), (15, 193724), (19, 152940), (20, 145293), (30, 96862), (38, 76470), (57, 50980), (60, 48431), (76, 38235), (95, 30588), (114, 25490), (190, 15294), (228, 12745), (285, 10196), (380, 7647), (570, 5098), (1140, 2549)]