2081692520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1406549}}^1$

素因数の和:1406597

約数の個数: 32

約数和(自身を含む): 4810401000

約数和(自身を除く): 2728708480

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 1406549, 2813098, 5626196, 7032745, 11252392, 14065490, 28130980, 52042313, 56261960, 104084626, 208169252, 260211565, 416338504, 520423130, 1040846260, 2081692520]

約数ペア:

[(1, 2081692520), (2, 1040846260), (4, 520423130), (5, 416338504), (8, 260211565), (10, 208169252), (20, 104084626), (37, 56261960), (40, 52042313), (74, 28130980), (148, 14065490), (185, 11252392), (296, 7032745), (370, 5626196), (740, 2813098), (1480, 1406549)]