12430520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^2\times {\mathrm{227}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 28871640

約数和(自身を除く): 16441120

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 227, 296, 370, 454, 740, 908, 1135, 1369, 1480, 1816, 2270, 2738, 4540, 5476, 6845, 8399, 9080, 10952, 13690, 16798, 27380, 33596, 41995, 54760, 67192, 83990, 167980, 310763, 335960, 621526, 1243052, 1553815, 2486104, 3107630, 6215260, 12430520]

約数ペア:

[(1, 12430520), (2, 6215260), (4, 3107630), (5, 2486104), (8, 1553815), (10, 1243052), (20, 621526), (37, 335960), (40, 310763), (74, 167980), (148, 83990), (185, 67192), (227, 54760), (296, 41995), (370, 33596), (454, 27380), (740, 16798), (908, 13690), (1135, 10952), (1369, 9080), (1480, 8399), (1816, 6845), (2270, 5476), (2738, 4540)]