1236250

素因数分解:

$2^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:88

約数の個数: 40

約数和(自身を含む): 2474208

約数和(自身を除く): 1237958

約数列:

[1, 2, 5, 10, 23, 25, 43, 46, 50, 86, 115, 125, 215, 230, 250, 430, 575, 625, 989, 1075, 1150, 1250, 1978, 2150, 2875, 4945, 5375, 5750, 9890, 10750, 14375, 24725, 26875, 28750, 49450, 53750, 123625, 247250, 618125, 1236250]

約数ペア:

[(1, 1236250), (2, 618125), (5, 247250), (10, 123625), (23, 53750), (25, 49450), (43, 28750), (46, 26875), (50, 24725), (86, 14375), (115, 10750), (125, 9890), (215, 5750), (230, 5375), (250, 4945), (430, 2875), (575, 2150), (625, 1978), (989, 1250), (1075, 1150)]