13999980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{661}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 39370464

約数和(自身を除く): 25370484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 353, 661, 706, 1059, 1322, 1412, 1765, 1983, 2118, 2644, 3305, 3530, 3966, 4236, 5295, 6610, 7060, 7932, 9915, 10590, 13220, 19830, 21180, 39660, 233333, 466666, 699999, 933332, 1166665, 1399998, 2333330, 2799996, 3499995, 4666660, 6999990, 13999980]

約数ペア:

[(1, 13999980), (2, 6999990), (3, 4666660), (4, 3499995), (5, 2799996), (6, 2333330), (10, 1399998), (12, 1166665), (15, 933332), (20, 699999), (30, 466666), (60, 233333), (353, 39660), (661, 21180), (706, 19830), (1059, 13220), (1322, 10590), (1412, 9915), (1765, 7932), (1983, 7060), (2118, 6610), (2644, 5295), (3305, 4236), (3530, 3966)]