20812042080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{14452807}}^1$

素因数の和:14452828

約数の個数: 72

約数和(自身を含む): 71021098512

約数和(自身を除く): 50209056432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 14452807, 28905614, 43358421, 57811228, 72264035, 86716842, 115622456, 130075263, 144528070, 173433684, 216792105, 231244912, 260150526, 289056140, 346867368, 433584210, 462489824, 520301052, 578112280, 650376315, 693734736, 867168420, 1040602104, 1156224560, 1300752630, 1387469472, 1734336840, 2081204208, 2312449120, 2601505260, 3468673680, 4162408416, 5203010520, 6937347360, 10406021040, 20812042080]

約数ペア:

[(1, 20812042080), (2, 10406021040), (3, 6937347360), (4, 5203010520), (5, 4162408416), (6, 3468673680), (8, 2601505260), (9, 2312449120), (10, 2081204208), (12, 1734336840), (15, 1387469472), (16, 1300752630), (18, 1156224560), (20, 1040602104), (24, 867168420), (30, 693734736), (32, 650376315), (36, 578112280), (40, 520301052), (45, 462489824), (48, 433584210), (60, 346867368), (72, 289056140), (80, 260150526), (90, 231244912), (96, 216792105), (120, 173433684), (144, 144528070), (160, 130075263), (180, 115622456), (240, 86716842), (288, 72264035), (360, 57811228), (480, 43358421), (720, 28905614), (1440, 14452807)]