237996940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{1559}}^1$

素因数の和:2034

約数の個数: 48

約数和(自身を含む): 530712000

約数和(自身を除く): 292715060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 449, 898, 1559, 1796, 2245, 3118, 4490, 6236, 7633, 7795, 8980, 15266, 15590, 26503, 30532, 31180, 38165, 53006, 76330, 106012, 132515, 152660, 265030, 530060, 699991, 1399982, 2799964, 3499955, 6999910, 11899847, 13999820, 23799694, 47599388, 59499235, 118998470, 237996940]

約数ペア:

[(1, 237996940), (2, 118998470), (4, 59499235), (5, 47599388), (10, 23799694), (17, 13999820), (20, 11899847), (34, 6999910), (68, 3499955), (85, 2799964), (170, 1399982), (340, 699991), (449, 530060), (898, 265030), (1559, 152660), (1796, 132515), (2245, 106012), (3118, 76330), (4490, 53006), (6236, 38165), (7633, 31180), (7795, 30532), (8980, 26503), (15266, 15590)]