177605860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{2203}}^1$

素因数の和:2380

約数の個数: 48

約数和(自身を含む): 388785600

約数和(自身を除く): 211179740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 139, 145, 278, 290, 556, 580, 695, 1390, 2203, 2780, 4031, 4406, 8062, 8812, 11015, 16124, 20155, 22030, 40310, 44060, 63887, 80620, 127774, 255548, 306217, 319435, 612434, 638870, 1224868, 1277740, 1531085, 3062170, 6124340, 8880293, 17760586, 35521172, 44401465, 88802930, 177605860]

約数ペア:

[(1, 177605860), (2, 88802930), (4, 44401465), (5, 35521172), (10, 17760586), (20, 8880293), (29, 6124340), (58, 3062170), (116, 1531085), (139, 1277740), (145, 1224868), (278, 638870), (290, 612434), (556, 319435), (580, 306217), (695, 255548), (1390, 127774), (2203, 80620), (2780, 63887), (4031, 44060), (4406, 40310), (8062, 22030), (8812, 20155), (11015, 16124)]