20175032480

素因数分解:

$2^5\times 5^1\times {\mathrm{673}}^1\times {\mathrm{187361}}^1$

素因数の和:188049

約数の個数: 48

約数和(自身を含む): 47734591464

約数和(自身を除く): 27559558984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 673, 1346, 2692, 3365, 5384, 6730, 10768, 13460, 21536, 26920, 53840, 107680, 187361, 374722, 749444, 936805, 1498888, 1873610, 2997776, 3747220, 5995552, 7494440, 14988880, 29977760, 126093953, 252187906, 504375812, 630469765, 1008751624, 1260939530, 2017503248, 2521879060, 4035006496, 5043758120, 10087516240, 20175032480]

約数ペア:

[(1, 20175032480), (2, 10087516240), (4, 5043758120), (5, 4035006496), (8, 2521879060), (10, 2017503248), (16, 1260939530), (20, 1008751624), (32, 630469765), (40, 504375812), (80, 252187906), (160, 126093953), (673, 29977760), (1346, 14988880), (2692, 7494440), (3365, 5995552), (5384, 3747220), (6730, 2997776), (10768, 1873610), (13460, 1498888), (21536, 936805), (26920, 749444), (53840, 374722), (107680, 187361)]