1772079760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2013727}}^1$

素因数の和:2013751

約数の個数: 40

約数和(自身を含む): 4494640896

約数和(自身を除く): 2722561136

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2013727, 4027454, 8054908, 10068635, 16109816, 20137270, 22150997, 32219632, 40274540, 44301994, 80549080, 88603988, 110754985, 161098160, 177207976, 221509970, 354415952, 443019940, 886039880, 1772079760]

約数ペア:

[(1, 1772079760), (2, 886039880), (4, 443019940), (5, 354415952), (8, 221509970), (10, 177207976), (11, 161098160), (16, 110754985), (20, 88603988), (22, 80549080), (40, 44301994), (44, 40274540), (55, 32219632), (80, 22150997), (88, 20137270), (110, 16109816), (176, 10068635), (220, 8054908), (440, 4027454), (880, 2013727)]