681662590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2423}}^1\times {\mathrm{4019}}^1$

素因数の和:6456

約数の個数: 32

約数和(自身を含む): 1403205120

約数和(自身を除く): 721542530

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2423, 4019, 4846, 8038, 12115, 16961, 20095, 24230, 28133, 33922, 40190, 56266, 84805, 140665, 169610, 281330, 9738037, 19476074, 48690185, 68166259, 97380370, 136332518, 340831295, 681662590]

約数ペア:

[(1, 681662590), (2, 340831295), (5, 136332518), (7, 97380370), (10, 68166259), (14, 48690185), (35, 19476074), (70, 9738037), (2423, 281330), (4019, 169610), (4846, 140665), (8038, 84805), (12115, 56266), (16961, 40190), (20095, 33922), (24230, 28133)]