39900840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47501}}^1$

素因数の和:47522

約数の個数: 64

約数和(自身を含む): 136805760

約数和(自身を除く): 96904920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 47501, 95002, 142503, 190004, 237505, 285006, 332507, 380008, 475010, 570012, 665014, 712515, 950020, 997521, 1140024, 1330028, 1425030, 1662535, 1900040, 1995042, 2660056, 2850060, 3325070, 3990084, 4987605, 5700120, 6650140, 7980168, 9975210, 13300280, 19950420, 39900840]

約数ペア:

[(1, 39900840), (2, 19950420), (3, 13300280), (4, 9975210), (5, 7980168), (6, 6650140), (7, 5700120), (8, 4987605), (10, 3990084), (12, 3325070), (14, 2850060), (15, 2660056), (20, 1995042), (21, 1900040), (24, 1662535), (28, 1425030), (30, 1330028), (35, 1140024), (40, 997521), (42, 950020), (56, 712515), (60, 665014), (70, 570012), (84, 475010), (105, 380008), (120, 332507), (140, 285006), (168, 237505), (210, 190004), (280, 142503), (420, 95002), (840, 47501)]