3990420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{3167}}^1$

素因数の和:3189

約数の個数: 72

約数和(自身を含む): 13837824

約数和(自身を除く): 9847404

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 3167, 6334, 9501, 12668, 15835, 19002, 22169, 28503, 31670, 38004, 44338, 47505, 57006, 63340, 66507, 88676, 95010, 110845, 114012, 133014, 142515, 190020, 199521, 221690, 266028, 285030, 332535, 399042, 443380, 570060, 665070, 798084, 997605, 1330140, 1995210, 3990420]

約数ペア:

[(1, 3990420), (2, 1995210), (3, 1330140), (4, 997605), (5, 798084), (6, 665070), (7, 570060), (9, 443380), (10, 399042), (12, 332535), (14, 285030), (15, 266028), (18, 221690), (20, 199521), (21, 190020), (28, 142515), (30, 133014), (35, 114012), (36, 110845), (42, 95010), (45, 88676), (60, 66507), (63, 63340), (70, 57006), (84, 47505), (90, 44338), (105, 38004), (126, 31670), (140, 28503), (180, 22169), (210, 19002), (252, 15835), (315, 12668), (420, 9501), (630, 6334), (1260, 3167)]