4045020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{9631}}^1$

素因数の和:9650

約数の個数: 48

約数和(自身を含む): 12945408

約数和(自身を除く): 8900388

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, 9631, 19262, 28893, 38524, 48155, 57786, 67417, 96310, 115572, 134834, 144465, 192620, 202251, 269668, 288930, 337085, 404502, 577860, 674170, 809004, 1011255, 1348340, 2022510, 4045020]

約数ペア:

[(1, 4045020), (2, 2022510), (3, 1348340), (4, 1011255), (5, 809004), (6, 674170), (7, 577860), (10, 404502), (12, 337085), (14, 288930), (15, 269668), (20, 202251), (21, 192620), (28, 144465), (30, 134834), (35, 115572), (42, 96310), (60, 67417), (70, 57786), (84, 48155), (105, 38524), (140, 28893), (210, 19262), (420, 9631)]