226899880

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{32789}}^1$

素因数の和:32973

約数の個数: 32

約数和(自身を含む): 513491400

約数和(自身を除く): 286591520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 32789, 65578, 131156, 163945, 262312, 327890, 655780, 1311560, 5672497, 11344994, 22689988, 28362485, 45379976, 56724970, 113449940, 226899880]

約数ペア:

[(1, 226899880), (2, 113449940), (4, 56724970), (5, 45379976), (8, 28362485), (10, 22689988), (20, 11344994), (40, 5672497), (173, 1311560), (346, 655780), (692, 327890), (865, 262312), (1384, 163945), (1730, 131156), (3460, 65578), (6920, 32789)]