945420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2251}}^1$

素因数の和:2270

約数の個数: 48

約数和(自身を含む): 3026688

約数和(自身を除く): 2081268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2251, 4502, 6753, 9004, 11255, 13506, 15757, 22510, 27012, 31514, 33765, 45020, 47271, 63028, 67530, 78785, 94542, 135060, 157570, 189084, 236355, 315140, 472710, 945420]

約数ペア:

[(1, 945420), (2, 472710), (3, 315140), (4, 236355), (5, 189084), (6, 157570), (7, 135060), (10, 94542), (12, 78785), (14, 67530), (15, 63028), (20, 47271), (21, 45020), (28, 33765), (30, 31514), (35, 27012), (42, 22510), (60, 15757), (70, 13506), (84, 11255), (105, 9004), (140, 6753), (210, 4502), (420, 2251)]