31169320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8563}}^1$

素因数の和:8594

約数の個数: 64

約数和(自身を含む): 86325120

約数和(自身を除く): 55155800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 8563, 17126, 34252, 42815, 59941, 68504, 85630, 111319, 119882, 171260, 222638, 239764, 299705, 342520, 445276, 479528, 556595, 599410, 779233, 890552, 1113190, 1198820, 1558466, 2226380, 2397640, 3116932, 3896165, 4452760, 6233864, 7792330, 15584660, 31169320]

約数ペア:

[(1, 31169320), (2, 15584660), (4, 7792330), (5, 6233864), (7, 4452760), (8, 3896165), (10, 3116932), (13, 2397640), (14, 2226380), (20, 1558466), (26, 1198820), (28, 1113190), (35, 890552), (40, 779233), (52, 599410), (56, 556595), (65, 479528), (70, 445276), (91, 342520), (104, 299705), (130, 239764), (140, 222638), (182, 171260), (260, 119882), (280, 111319), (364, 85630), (455, 68504), (520, 59941), (728, 42815), (910, 34252), (1820, 17126), (3640, 8563)]