1245492520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{841549}}^1$

素因数の和:841597

約数の個数: 32

約数和(自身を含む): 2878101000

約数和(自身を除く): 1632608480

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 841549, 1683098, 3366196, 4207745, 6732392, 8415490, 16830980, 31137313, 33661960, 62274626, 124549252, 155686565, 249098504, 311373130, 622746260, 1245492520]

約数ペア:

[(1, 1245492520), (2, 622746260), (4, 311373130), (5, 249098504), (8, 155686565), (10, 124549252), (20, 62274626), (37, 33661960), (40, 31137313), (74, 16830980), (148, 8415490), (185, 6732392), (296, 4207745), (370, 3366196), (740, 1683098), (1480, 841549)]