208882480

素因数分解:

$2^4\times 5^1\times {\mathrm{883}}^1\times {\mathrm{2957}}^1$

素因数の和:3853

約数の個数: 40

約数和(自身を含む): 486366192

約数和(自身を除く): 277483712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 883, 1766, 2957, 3532, 4415, 5914, 7064, 8830, 11828, 14128, 14785, 17660, 23656, 29570, 35320, 47312, 59140, 70640, 118280, 236560, 2611031, 5222062, 10444124, 13055155, 20888248, 26110310, 41776496, 52220620, 104441240, 208882480]

約数ペア:

[(1, 208882480), (2, 104441240), (4, 52220620), (5, 41776496), (8, 26110310), (10, 20888248), (16, 13055155), (20, 10444124), (40, 5222062), (80, 2611031), (883, 236560), (1766, 118280), (2957, 70640), (3532, 59140), (4415, 47312), (5914, 35320), (7064, 29570), (8830, 23656), (11828, 17660), (14128, 14785)]