27919760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31727}}^1$

素因数の和:31751

約数の個数: 40

約数和(自身を含む): 70816896

約数和(自身を除く): 42897136

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 31727, 63454, 126908, 158635, 253816, 317270, 348997, 507632, 634540, 697994, 1269080, 1395988, 1744985, 2538160, 2791976, 3489970, 5583952, 6979940, 13959880, 27919760]

約数ペア:

[(1, 27919760), (2, 13959880), (4, 6979940), (5, 5583952), (8, 3489970), (10, 2791976), (11, 2538160), (16, 1744985), (20, 1395988), (22, 1269080), (40, 697994), (44, 634540), (55, 507632), (80, 348997), (88, 317270), (110, 253816), (176, 158635), (220, 126908), (440, 63454), (880, 31727)]