180596140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{3469}}^1$

素因数の和:3634

約数の個数: 48

約数和(自身を含む): 402242400

約数和(自身を除く): 221646260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 137, 190, 274, 380, 548, 685, 1370, 2603, 2740, 3469, 5206, 6938, 10412, 13015, 13876, 17345, 26030, 34690, 52060, 65911, 69380, 131822, 263644, 329555, 475253, 659110, 950506, 1318220, 1901012, 2376265, 4752530, 9029807, 9505060, 18059614, 36119228, 45149035, 90298070, 180596140]

約数ペア:

[(1, 180596140), (2, 90298070), (4, 45149035), (5, 36119228), (10, 18059614), (19, 9505060), (20, 9029807), (38, 4752530), (76, 2376265), (95, 1901012), (137, 1318220), (190, 950506), (274, 659110), (380, 475253), (548, 329555), (685, 263644), (1370, 131822), (2603, 69380), (2740, 65911), (3469, 52060), (5206, 34690), (6938, 26030), (10412, 17345), (13015, 13876)]