130686220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{25229}}^1$

素因数の和:25282

約数の個数: 48

約数和(自身を含む): 322136640

約数和(自身を除く): 191450420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 25229, 50458, 100916, 126145, 176603, 252290, 353206, 504580, 706412, 883015, 933473, 1766030, 1866946, 3532060, 3733892, 4667365, 6534311, 9334730, 13068622, 18669460, 26137244, 32671555, 65343110, 130686220]

約数ペア:

[(1, 130686220), (2, 65343110), (4, 32671555), (5, 26137244), (7, 18669460), (10, 13068622), (14, 9334730), (20, 6534311), (28, 4667365), (35, 3733892), (37, 3532060), (70, 1866946), (74, 1766030), (140, 933473), (148, 883015), (185, 706412), (259, 504580), (370, 353206), (518, 252290), (740, 176603), (1036, 126145), (1295, 100916), (2590, 50458), (5180, 25229)]