83920620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{199811}}^1$

素因数の和:199830

約数の個数: 48

約数和(自身を含む): 268547328

約数和(自身を除く): 184626708

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, 199811, 399622, 599433, 799244, 999055, 1198866, 1398677, 1998110, 2397732, 2797354, 2997165, 3996220, 4196031, 5594708, 5994330, 6993385, 8392062, 11988660, 13986770, 16784124, 20980155, 27973540, 41960310, 83920620]

約数ペア:

[(1, 83920620), (2, 41960310), (3, 27973540), (4, 20980155), (5, 16784124), (6, 13986770), (7, 11988660), (10, 8392062), (12, 6993385), (14, 5994330), (15, 5594708), (20, 4196031), (21, 3996220), (28, 2997165), (30, 2797354), (35, 2397732), (42, 1998110), (60, 1398677), (70, 1198866), (84, 999055), (105, 799244), (140, 599433), (210, 399622), (420, 199811)]