1489788280

素因数分解:

$2^3\times 5^1\times {\mathrm{37244707}}^1$

素因数の和:37244718

約数の個数: 16

約数和(自身を含む): 3352023720

約数和(自身を除く): 1862235440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 37244707, 74489414, 148978828, 186223535, 297957656, 372447070, 744894140, 1489788280]

約数ペア:

[(1, 1489788280), (2, 744894140), (4, 372447070), (5, 297957656), (8, 186223535), (10, 148978828), (20, 74489414), (40, 37244707)]