2079420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4951}}^1$

素因数の和:4970

約数の個数: 48

約数和(自身を含む): 6655488

約数和(自身を除く): 4576068

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, 4951, 9902, 14853, 19804, 24755, 29706, 34657, 49510, 59412, 69314, 74265, 99020, 103971, 138628, 148530, 173285, 207942, 297060, 346570, 415884, 519855, 693140, 1039710, 2079420]

約数ペア:

[(1, 2079420), (2, 1039710), (3, 693140), (4, 519855), (5, 415884), (6, 346570), (7, 297060), (10, 207942), (12, 173285), (14, 148530), (15, 138628), (20, 103971), (21, 99020), (28, 74265), (30, 69314), (35, 59412), (42, 49510), (60, 34657), (70, 29706), (84, 24755), (105, 19804), (140, 14853), (210, 9902), (420, 4951)]