13667980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 30691584

約数和(自身を除く): 17023604

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 691, 860, 989, 1382, 1978, 2764, 3455, 3956, 4945, 6910, 9890, 13820, 15893, 19780, 29713, 31786, 59426, 63572, 79465, 118852, 148565, 158930, 297130, 317860, 594260, 683399, 1366798, 2733596, 3416995, 6833990, 13667980]

約数ペア:

[(1, 13667980), (2, 6833990), (4, 3416995), (5, 2733596), (10, 1366798), (20, 683399), (23, 594260), (43, 317860), (46, 297130), (86, 158930), (92, 148565), (115, 118852), (172, 79465), (215, 63572), (230, 59426), (430, 31786), (460, 29713), (691, 19780), (860, 15893), (989, 13820), (1382, 9890), (1978, 6910), (2764, 4945), (3455, 3956)]