277532620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1\times {\mathrm{881}}^1$

素因数の和:1738

約数の個数: 48

約数和(自身を含む): 614930400

約数和(自身を除く): 337397780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 829, 881, 1658, 1762, 3316, 3524, 4145, 4405, 8290, 8810, 15751, 16580, 16739, 17620, 31502, 33478, 63004, 66956, 78755, 83695, 157510, 167390, 315020, 334780, 730349, 1460698, 2921396, 3651745, 7303490, 13876631, 14606980, 27753262, 55506524, 69383155, 138766310, 277532620]

約数ペア:

[(1, 277532620), (2, 138766310), (4, 69383155), (5, 55506524), (10, 27753262), (19, 14606980), (20, 13876631), (38, 7303490), (76, 3651745), (95, 2921396), (190, 1460698), (380, 730349), (829, 334780), (881, 315020), (1658, 167390), (1762, 157510), (3316, 83695), (3524, 78755), (4145, 66956), (4405, 63004), (8290, 33478), (8810, 31502), (15751, 17620), (16580, 16739)]