640555392

素因数分解:

$2^7\times 3^1\times {\mathrm{1668113}}^1$

素因数の和:1668130

約数の個数: 32

約数和(自身を含む): 1701476280

約数和(自身を除く): 1060920888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 1668113, 3336226, 5004339, 6672452, 10008678, 13344904, 20017356, 26689808, 40034712, 53379616, 80069424, 106759232, 160138848, 213518464, 320277696, 640555392]

約数ペア:

[(1, 640555392), (2, 320277696), (3, 213518464), (4, 160138848), (6, 106759232), (8, 80069424), (12, 53379616), (16, 40034712), (24, 26689808), (32, 20017356), (48, 13344904), (64, 10008678), (96, 6672452), (128, 5004339), (192, 3336226), (384, 1668113)]