27947530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{719}}^1$

素因数の和:775

約数の個数: 48

約数和(自身を含む): 56920320

約数和(自身を除く): 28972790

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 169, 230, 299, 338, 598, 719, 845, 1438, 1495, 1690, 2990, 3595, 3887, 7190, 7774, 9347, 16537, 18694, 19435, 33074, 38870, 46735, 82685, 93470, 121511, 165370, 214981, 243022, 429962, 607555, 1074905, 1215110, 2149810, 2794753, 5589506, 13973765, 27947530]

約数ペア:

[(1, 27947530), (2, 13973765), (5, 5589506), (10, 2794753), (13, 2149810), (23, 1215110), (26, 1074905), (46, 607555), (65, 429962), (115, 243022), (130, 214981), (169, 165370), (230, 121511), (299, 93470), (338, 82685), (598, 46735), (719, 38870), (845, 33074), (1438, 19435), (1495, 18694), (1690, 16537), (2990, 9347), (3595, 7774), (3887, 7190)]