11717560

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1487}}^1$

素因数の和:1695

約数の個数: 32

約数和(自身を含む): 26516160

約数和(自身を除く): 14798600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1487, 1576, 1970, 2974, 3940, 5948, 7435, 7880, 11896, 14870, 29740, 59480, 292939, 585878, 1171756, 1464695, 2343512, 2929390, 5858780, 11717560]

約数ペア:

[(1, 11717560), (2, 5858780), (4, 2929390), (5, 2343512), (8, 1464695), (10, 1171756), (20, 585878), (40, 292939), (197, 59480), (394, 29740), (788, 14870), (985, 11896), (1487, 7880), (1576, 7435), (1970, 5948), (2974, 3940)]