39879420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{94951}}^1$

素因数の和:94970

約数の個数: 48

約数和(自身を含む): 127615488

約数和(自身を除く): 87736068

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, 94951, 189902, 284853, 379804, 474755, 569706, 664657, 949510, 1139412, 1329314, 1424265, 1899020, 1993971, 2658628, 2848530, 3323285, 3987942, 5697060, 6646570, 7975884, 9969855, 13293140, 19939710, 39879420]

約数ペア:

[(1, 39879420), (2, 19939710), (3, 13293140), (4, 9969855), (5, 7975884), (6, 6646570), (7, 5697060), (10, 3987942), (12, 3323285), (14, 2848530), (15, 2658628), (20, 1993971), (21, 1899020), (28, 1424265), (30, 1329314), (35, 1139412), (42, 949510), (60, 664657), (70, 569706), (84, 474755), (105, 379804), (140, 284853), (210, 189902), (420, 94951)]