265449520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{474017}}^1$

素因数の和:474037

約数の個数: 40

約数和(自身を含む): 705338784

約数和(自身を除く): 439889264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 474017, 948034, 1896068, 2370085, 3318119, 3792136, 4740170, 6636238, 7584272, 9480340, 13272476, 16590595, 18960680, 26544952, 33181190, 37921360, 53089904, 66362380, 132724760, 265449520]

約数ペア:

[(1, 265449520), (2, 132724760), (4, 66362380), (5, 53089904), (7, 37921360), (8, 33181190), (10, 26544952), (14, 18960680), (16, 16590595), (20, 13272476), (28, 9480340), (35, 7584272), (40, 6636238), (56, 4740170), (70, 3792136), (80, 3318119), (112, 2370085), (140, 1896068), (280, 948034), (560, 474017)]