1244849990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{155801}}^1$

素因数の和:155872

約数の個数: 32

約数和(自身を含む): 2423032704

約数和(自身を除く): 1178182714

約数列:

[1, 2, 5, 10, 17, 34, 47, 85, 94, 170, 235, 470, 799, 1598, 3995, 7990, 155801, 311602, 779005, 1558010, 2648617, 5297234, 7322647, 13243085, 14645294, 26486170, 36613235, 73226470, 124484999, 248969998, 622424995, 1244849990]

約数ペア:

[(1, 1244849990), (2, 622424995), (5, 248969998), (10, 124484999), (17, 73226470), (34, 36613235), (47, 26486170), (85, 14645294), (94, 13243085), (170, 7322647), (235, 5297234), (470, 2648617), (799, 1558010), (1598, 779005), (3995, 311602), (7990, 155801)]