17682420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{42101}}^1$

素因数の和:42120

約数の個数: 48

約数和(自身を含む): 56585088

約数和(自身を除く): 38902668

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, 42101, 84202, 126303, 168404, 210505, 252606, 294707, 421010, 505212, 589414, 631515, 842020, 884121, 1178828, 1263030, 1473535, 1768242, 2526060, 2947070, 3536484, 4420605, 5894140, 8841210, 17682420]

約数ペア:

[(1, 17682420), (2, 8841210), (3, 5894140), (4, 4420605), (5, 3536484), (6, 2947070), (7, 2526060), (10, 1768242), (12, 1473535), (14, 1263030), (15, 1178828), (20, 884121), (21, 842020), (28, 631515), (30, 589414), (35, 505212), (42, 421010), (60, 294707), (70, 252606), (84, 210505), (105, 168404), (140, 126303), (210, 84202), (420, 42101)]