40931680

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2347}}^1$

素因数の和:2471

約数の個数: 48

約数和(自身を含む): 97629840

約数和(自身を除く): 56698160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 2347, 3488, 4360, 4694, 8720, 9388, 11735, 17440, 18776, 23470, 37552, 46940, 75104, 93880, 187760, 255823, 375520, 511646, 1023292, 1279115, 2046584, 2558230, 4093168, 5116460, 8186336, 10232920, 20465840, 40931680]

約数ペア:

[(1, 40931680), (2, 20465840), (4, 10232920), (5, 8186336), (8, 5116460), (10, 4093168), (16, 2558230), (20, 2046584), (32, 1279115), (40, 1023292), (80, 511646), (109, 375520), (160, 255823), (218, 187760), (436, 93880), (545, 75104), (872, 46940), (1090, 37552), (1744, 23470), (2180, 18776), (2347, 17440), (3488, 11735), (4360, 9388), (4694, 8720)]