22279720

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1901}}^1$

素因数の和:2205

約数の個数: 32

約数和(自身を含む): 50326920

約数和(自身を除く): 28047200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 1901, 2344, 2930, 3802, 5860, 7604, 9505, 11720, 15208, 19010, 38020, 76040, 556993, 1113986, 2227972, 2784965, 4455944, 5569930, 11139860, 22279720]

約数ペア:

[(1, 22279720), (2, 11139860), (4, 5569930), (5, 4455944), (8, 2784965), (10, 2227972), (20, 1113986), (40, 556993), (293, 76040), (586, 38020), (1172, 19010), (1465, 15208), (1901, 11720), (2344, 9505), (2930, 7604), (3802, 5860)]