16969888940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{86927}}^1$

素因数の和:87206

約数の個数: 48

約数和(自身を含む): 36626591232

約数和(自身を除く): 19656702292

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 227, 430, 454, 860, 908, 1135, 2270, 4540, 9761, 19522, 39044, 48805, 86927, 97610, 173854, 195220, 347708, 434635, 869270, 1738540, 3737861, 7475722, 14951444, 18689305, 19732429, 37378610, 39464858, 74757220, 78929716, 98662145, 197324290, 394648580, 848494447, 1696988894, 3393977788, 4242472235, 8484944470, 16969888940]

約数ペア:

[(1, 16969888940), (2, 8484944470), (4, 4242472235), (5, 3393977788), (10, 1696988894), (20, 848494447), (43, 394648580), (86, 197324290), (172, 98662145), (215, 78929716), (227, 74757220), (430, 39464858), (454, 37378610), (860, 19732429), (908, 18689305), (1135, 14951444), (2270, 7475722), (4540, 3737861), (9761, 1738540), (19522, 869270), (39044, 434635), (48805, 347708), (86927, 195220), (97610, 173854)]