20131968320

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3311179}}^1$

素因数の和:3311215

約数の個数: 56

約数和(自身を含む): 50462383200

約数和(自身を除く): 30330414880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 3311179, 6622358, 13244716, 16555895, 26489432, 33111790, 52978864, 62912401, 66223580, 105957728, 125824802, 132447160, 211915456, 251649604, 264894320, 314562005, 503299208, 529788640, 629124010, 1006598416, 1059577280, 1258248020, 2013196832, 2516496040, 4026393664, 5032992080, 10065984160, 20131968320]

約数ペア:

[(1, 20131968320), (2, 10065984160), (4, 5032992080), (5, 4026393664), (8, 2516496040), (10, 2013196832), (16, 1258248020), (19, 1059577280), (20, 1006598416), (32, 629124010), (38, 529788640), (40, 503299208), (64, 314562005), (76, 264894320), (80, 251649604), (95, 211915456), (152, 132447160), (160, 125824802), (190, 105957728), (304, 66223580), (320, 62912401), (380, 52978864), (608, 33111790), (760, 26489432), (1216, 16555895), (1520, 13244716), (3040, 6622358), (6080, 3311179)]