16308880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29123}}^1$

素因数の和:29143

約数の個数: 40

約数和(自身を含む): 43336512

約数和(自身を除く): 27027632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 29123, 58246, 116492, 145615, 203861, 232984, 291230, 407722, 465968, 582460, 815444, 1019305, 1164920, 1630888, 2038610, 2329840, 3261776, 4077220, 8154440, 16308880]

約数ペア:

[(1, 16308880), (2, 8154440), (4, 4077220), (5, 3261776), (7, 2329840), (8, 2038610), (10, 1630888), (14, 1164920), (16, 1019305), (20, 815444), (28, 582460), (35, 465968), (40, 407722), (56, 291230), (70, 232984), (80, 203861), (112, 145615), (140, 116492), (280, 58246), (560, 29123)]