12720432

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{6163}}^1$

素因数の和:6217

約数の個数: 40

約数和(自身を含む): 33630784

約数和(自身を除く): 20910352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 6163, 12326, 18489, 24652, 36978, 49304, 73956, 98608, 147912, 265009, 295824, 530018, 795027, 1060036, 1590054, 2120072, 3180108, 4240144, 6360216, 12720432]

約数ペア:

[(1, 12720432), (2, 6360216), (3, 4240144), (4, 3180108), (6, 2120072), (8, 1590054), (12, 1060036), (16, 795027), (24, 530018), (43, 295824), (48, 265009), (86, 147912), (129, 98608), (172, 73956), (258, 49304), (344, 36978), (516, 24652), (688, 18489), (1032, 12326), (2064, 6163)]