12440440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16369}}^1$

素因数の和:16399

約数の個数: 32

約数和(自身を含む): 29466000

約数和(自身を除く): 17025560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 16369, 32738, 65476, 81845, 130952, 163690, 311011, 327380, 622022, 654760, 1244044, 1555055, 2488088, 3110110, 6220220, 12440440]

約数ペア:

[(1, 12440440), (2, 6220220), (4, 3110110), (5, 2488088), (8, 1555055), (10, 1244044), (19, 654760), (20, 622022), (38, 327380), (40, 311011), (76, 163690), (95, 130952), (152, 81845), (190, 65476), (380, 32738), (760, 16369)]