12505360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 33676416

約数和(自身を除く): 21171056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 163, 274, 280, 326, 548, 560, 652, 685, 815, 959, 1096, 1141, 1304, 1370, 1630, 1918, 2192, 2282, 2608, 2740, 3260, 3836, 4564, 4795, 5480, 5705, 6520, 7672, 9128, 9590, 10960, 11410, 13040, 15344, 18256, 19180, 22331, 22820, 38360, 44662, 45640, 76720, 89324, 91280, 111655, 156317, 178648, 223310, 312634, 357296, 446620, 625268, 781585, 893240, 1250536, 1563170, 1786480, 2501072, 3126340, 6252680, 12505360]

約数ペア:

[(1, 12505360), (2, 6252680), (4, 3126340), (5, 2501072), (7, 1786480), (8, 1563170), (10, 1250536), (14, 893240), (16, 781585), (20, 625268), (28, 446620), (35, 357296), (40, 312634), (56, 223310), (70, 178648), (80, 156317), (112, 111655), (137, 91280), (140, 89324), (163, 76720), (274, 45640), (280, 44662), (326, 38360), (548, 22820), (560, 22331), (652, 19180), (685, 18256), (815, 15344), (959, 13040), (1096, 11410), (1141, 10960), (1304, 9590), (1370, 9128), (1630, 7672), (1918, 6520), (2192, 5705), (2282, 5480), (2608, 4795), (2740, 4564), (3260, 3836)]