17504620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1289}}^1$

素因数の和:1402

約数の個数: 48

約数和(自身を含む): 42477120

約数和(自身を除く): 24972500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1289, 1358, 1940, 2578, 2716, 3395, 5156, 6445, 6790, 9023, 12890, 13580, 18046, 25780, 36092, 45115, 90230, 125033, 180460, 250066, 500132, 625165, 875231, 1250330, 1750462, 2500660, 3500924, 4376155, 8752310, 17504620]

約数ペア:

[(1, 17504620), (2, 8752310), (4, 4376155), (5, 3500924), (7, 2500660), (10, 1750462), (14, 1250330), (20, 875231), (28, 625165), (35, 500132), (70, 250066), (97, 180460), (140, 125033), (194, 90230), (388, 45115), (485, 36092), (679, 25780), (970, 18046), (1289, 13580), (1358, 12890), (1940, 9023), (2578, 6790), (2716, 6445), (3395, 5156)]