186957340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{21391}}^1$

素因数の和:21442

約数の個数: 48

約数和(自身を含む): 431262720

約数和(自身を除く): 244305380

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 21391, 42782, 85564, 106955, 213910, 406429, 427820, 491993, 812858, 983986, 1625716, 1967972, 2032145, 2459965, 4064290, 4919930, 8128580, 9347867, 9839860, 18695734, 37391468, 46739335, 93478670, 186957340]

約数ペア:

[(1, 186957340), (2, 93478670), (4, 46739335), (5, 37391468), (10, 18695734), (19, 9839860), (20, 9347867), (23, 8128580), (38, 4919930), (46, 4064290), (76, 2459965), (92, 2032145), (95, 1967972), (115, 1625716), (190, 983986), (230, 812858), (380, 491993), (437, 427820), (460, 406429), (874, 213910), (1748, 106955), (2185, 85564), (4370, 42782), (8740, 21391)]