1720803428

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{195457}}^1$

素因数の和:195563

約数の個数: 24

約数和(自身を含む): 3152346624

約数和(自身を除く): 1431543196

約数列:

[1, 2, 4, 31, 62, 71, 124, 142, 284, 2201, 4402, 8804, 195457, 390914, 781828, 6059167, 12118334, 13877447, 24236668, 27754894, 55509788, 430200857, 860401714, 1720803428]

約数ペア:

[(1, 1720803428), (2, 860401714), (4, 430200857), (31, 55509788), (62, 27754894), (71, 24236668), (124, 13877447), (142, 12118334), (284, 6059167), (2201, 781828), (4402, 390914), (8804, 195457)]