21950060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5869}}^1$

素因数の和:5906

約数の個数: 48

約数和(自身を含む): 53252640

約数和(自身を除く): 31302580

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 5869, 11738, 23476, 29345, 58690, 64559, 99773, 117380, 129118, 199546, 258236, 322795, 399092, 498865, 645590, 997730, 1097503, 1291180, 1995460, 2195006, 4390012, 5487515, 10975030, 21950060]

約数ペア:

[(1, 21950060), (2, 10975030), (4, 5487515), (5, 4390012), (10, 2195006), (11, 1995460), (17, 1291180), (20, 1097503), (22, 997730), (34, 645590), (44, 498865), (55, 399092), (68, 322795), (85, 258236), (110, 199546), (170, 129118), (187, 117380), (220, 99773), (340, 64559), (374, 58690), (748, 29345), (935, 23476), (1870, 11738), (3740, 5869)]