218367980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{4201}}^1$

素因数の和:4346

約数の個数: 48

約数和(自身を含む): 482860224

約数和(自身を除く): 264492244

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 113, 115, 226, 230, 452, 460, 565, 1130, 2260, 2599, 4201, 5198, 8402, 10396, 12995, 16804, 21005, 25990, 42010, 51980, 84020, 96623, 193246, 386492, 474713, 483115, 949426, 966230, 1898852, 1932460, 2373565, 4747130, 9494260, 10918399, 21836798, 43673596, 54591995, 109183990, 218367980]

約数ペア:

[(1, 218367980), (2, 109183990), (4, 54591995), (5, 43673596), (10, 21836798), (20, 10918399), (23, 9494260), (46, 4747130), (92, 2373565), (113, 1932460), (115, 1898852), (226, 966230), (230, 949426), (452, 483115), (460, 474713), (565, 386492), (1130, 193246), (2260, 96623), (2599, 84020), (4201, 51980), (5198, 42010), (8402, 25990), (10396, 21005), (12995, 16804)]