189560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{677}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 488160

約数和(自身を除く): 298600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 677, 1354, 2708, 3385, 4739, 5416, 6770, 9478, 13540, 18956, 23695, 27080, 37912, 47390, 94780, 189560]

約数ペア:

[(1, 189560), (2, 94780), (4, 47390), (5, 37912), (7, 27080), (8, 23695), (10, 18956), (14, 13540), (20, 9478), (28, 6770), (35, 5416), (40, 4739), (56, 3385), (70, 2708), (140, 1354), (280, 677)]