520044420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1238201}}^1$

素因数の和:1238220

約数の個数: 48

約数和(自身を含む): 1664143488

約数和(自身を除く): 1144099068

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, 1238201, 2476402, 3714603, 4952804, 6191005, 7429206, 8667407, 12382010, 14858412, 17334814, 18573015, 24764020, 26002221, 34669628, 37146030, 43337035, 52004442, 74292060, 86674070, 104008884, 130011105, 173348140, 260022210, 520044420]

約数ペア:

[(1, 520044420), (2, 260022210), (3, 173348140), (4, 130011105), (5, 104008884), (6, 86674070), (7, 74292060), (10, 52004442), (12, 43337035), (14, 37146030), (15, 34669628), (20, 26002221), (21, 24764020), (28, 18573015), (30, 17334814), (35, 14858412), (42, 12382010), (60, 8667407), (70, 7429206), (84, 6191005), (105, 4952804), (140, 3714603), (210, 2476402), (420, 1238201)]