57780520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10861}}^1$

素因数の和:10898

約数の個数: 64

約数和(自身を含む): 156412800

約数和(自身を除く): 98632280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 10861, 21722, 43444, 54305, 76027, 86888, 108610, 152054, 206359, 217220, 304108, 380135, 412718, 434440, 608216, 760270, 825436, 1031795, 1444513, 1520540, 1650872, 2063590, 2889026, 3041080, 4127180, 5778052, 7222565, 8254360, 11556104, 14445130, 28890260, 57780520]

約数ペア:

[(1, 57780520), (2, 28890260), (4, 14445130), (5, 11556104), (7, 8254360), (8, 7222565), (10, 5778052), (14, 4127180), (19, 3041080), (20, 2889026), (28, 2063590), (35, 1650872), (38, 1520540), (40, 1444513), (56, 1031795), (70, 825436), (76, 760270), (95, 608216), (133, 434440), (140, 412718), (152, 380135), (190, 304108), (266, 217220), (280, 206359), (380, 152054), (532, 108610), (665, 86888), (760, 76027), (1064, 54305), (1330, 43444), (2660, 21722), (5320, 10861)]