20113025840

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5349209}}^1$

素因数の和:5349269

約数の個数: 40

約数和(自身を含む): 47757746880

約数和(自身を除く): 27644721040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 5349209, 10698418, 21396836, 26746045, 42793672, 53492090, 85587344, 106984180, 213968360, 251412823, 427936720, 502825646, 1005651292, 1257064115, 2011302584, 2514128230, 4022605168, 5028256460, 10056512920, 20113025840]

約数ペア:

[(1, 20113025840), (2, 10056512920), (4, 5028256460), (5, 4022605168), (8, 2514128230), (10, 2011302584), (16, 1257064115), (20, 1005651292), (40, 502825646), (47, 427936720), (80, 251412823), (94, 213968360), (188, 106984180), (235, 85587344), (376, 53492090), (470, 42793672), (752, 26746045), (940, 21396836), (1880, 10698418), (3760, 5349209)]