79792780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3559}}^1$

素因数の和:3646

約数の個数: 48

約数和(自身を含む): 179424000

約数和(自身を除く): 99631220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 3559, 4484, 5605, 7118, 11210, 14236, 17795, 22420, 35590, 67621, 71180, 135242, 209981, 270484, 338105, 419962, 676210, 839924, 1049905, 1352420, 2099810, 3989639, 4199620, 7979278, 15958556, 19948195, 39896390, 79792780]

約数ペア:

[(1, 79792780), (2, 39896390), (4, 19948195), (5, 15958556), (10, 7979278), (19, 4199620), (20, 3989639), (38, 2099810), (59, 1352420), (76, 1049905), (95, 839924), (118, 676210), (190, 419962), (236, 338105), (295, 270484), (380, 209981), (590, 135242), (1121, 71180), (1180, 67621), (2242, 35590), (3559, 22420), (4484, 17795), (5605, 14236), (7118, 11210)]