13742920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11083}}^1$

素因数の和:11125

約数の個数: 32

約数和(自身を含む): 31921920

約数和(自身を除く): 18179000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 11083, 22166, 44332, 55415, 88664, 110830, 221660, 343573, 443320, 687146, 1374292, 1717865, 2748584, 3435730, 6871460, 13742920]

約数ペア:

[(1, 13742920), (2, 6871460), (4, 3435730), (5, 2748584), (8, 1717865), (10, 1374292), (20, 687146), (31, 443320), (40, 343573), (62, 221660), (124, 110830), (155, 88664), (248, 55415), (310, 44332), (620, 22166), (1240, 11083)]