2028032020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{41507}}^1$

素因数の和:41872

約数の個数: 48

約数和(自身を含む): 4881340800

約数和(自身を除く): 2853308780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 349, 698, 1396, 1745, 2443, 3490, 4886, 6980, 9772, 12215, 24430, 41507, 48860, 83014, 166028, 207535, 290549, 415070, 581098, 830140, 1162196, 1452745, 2905490, 5810980, 14485943, 28971886, 57943772, 72429715, 101401601, 144859430, 202803202, 289718860, 405606404, 507008005, 1014016010, 2028032020]

約数ペア:

[(1, 2028032020), (2, 1014016010), (4, 507008005), (5, 405606404), (7, 289718860), (10, 202803202), (14, 144859430), (20, 101401601), (28, 72429715), (35, 57943772), (70, 28971886), (140, 14485943), (349, 5810980), (698, 2905490), (1396, 1452745), (1745, 1162196), (2443, 830140), (3490, 581098), (4886, 415070), (6980, 290549), (9772, 207535), (12215, 166028), (24430, 83014), (41507, 48860)]