4007890

素因数分解:

$2^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{877}}^1$

素因数の和:1341

約数の個数: 16

約数和(自身を含む): 7238232

約数和(自身を除く): 3230342

約数列:

[1, 2, 5, 10, 457, 877, 914, 1754, 2285, 4385, 4570, 8770, 400789, 801578, 2003945, 4007890]

約数ペア:

[(1, 4007890), (2, 2003945), (5, 801578), (10, 400789), (457, 8770), (877, 4570), (914, 4385), (1754, 2285)]