19315360

素因数分解:

$2^5\times 5^1\times {\mathrm{120721}}^1$

素因数の和:120736

約数の個数: 24

約数和(自身を含む): 45632916

約数和(自身を除く): 26317556

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 120721, 241442, 482884, 603605, 965768, 1207210, 1931536, 2414420, 3863072, 4828840, 9657680, 19315360]

約数ペア:

[(1, 19315360), (2, 9657680), (4, 4828840), (5, 3863072), (8, 2414420), (10, 1931536), (16, 1207210), (20, 965768), (32, 603605), (40, 482884), (80, 241442), (160, 120721)]