1972230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{389}}^1$

素因数の和:425

約数の個数: 48

約数和(自身を含む): 5138640

約数和(自身を除く): 3166410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 389, 390, 507, 778, 845, 1014, 1167, 1690, 1945, 2334, 2535, 3890, 5057, 5070, 5835, 10114, 11670, 15171, 25285, 30342, 50570, 65741, 75855, 131482, 151710, 197223, 328705, 394446, 657410, 986115, 1972230]

約数ペア:

[(1, 1972230), (2, 986115), (3, 657410), (5, 394446), (6, 328705), (10, 197223), (13, 151710), (15, 131482), (26, 75855), (30, 65741), (39, 50570), (65, 30342), (78, 25285), (130, 15171), (169, 11670), (195, 10114), (338, 5835), (389, 5070), (390, 5057), (507, 3890), (778, 2535), (845, 2334), (1014, 1945), (1167, 1690)]