13243340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3541}}^1$

素因数の和:3578

約数の個数: 48

約数和(自身を含む): 32133024

約数和(自身を除く): 18889684

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3541, 3740, 7082, 14164, 17705, 35410, 38951, 60197, 70820, 77902, 120394, 155804, 194755, 240788, 300985, 389510, 601970, 662167, 779020, 1203940, 1324334, 2648668, 3310835, 6621670, 13243340]

約数ペア:

[(1, 13243340), (2, 6621670), (4, 3310835), (5, 2648668), (10, 1324334), (11, 1203940), (17, 779020), (20, 662167), (22, 601970), (34, 389510), (44, 300985), (55, 240788), (68, 194755), (85, 155804), (110, 120394), (170, 77902), (187, 70820), (220, 60197), (340, 38951), (374, 35410), (748, 17705), (935, 14164), (1870, 7082), (3541, 3740)]