3992720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1763

約数の個数: 40

約数和(自身を含む): 9608760

約数和(自身を除く): 5616040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 1721, 2320, 3442, 6884, 8605, 13768, 17210, 27536, 34420, 49909, 68840, 99818, 137680, 199636, 249545, 399272, 499090, 798544, 998180, 1996360, 3992720]

約数ペア:

[(1, 3992720), (2, 1996360), (4, 998180), (5, 798544), (8, 499090), (10, 399272), (16, 249545), (20, 199636), (29, 137680), (40, 99818), (58, 68840), (80, 49909), (116, 34420), (145, 27536), (232, 17210), (290, 13768), (464, 8605), (580, 6884), (1160, 3442), (1721, 2320)]