2799694840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89849}}^1$

素因数の和:89920

約数の個数: 64

約数和(自身を含む): 6792660000

約数和(自身を除く): 3992965160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 3116, 3895, 6232, 7790, 15580, 31160, 89849, 179698, 359396, 449245, 718792, 898490, 1707131, 1796980, 3414262, 3593960, 3683809, 6828524, 7367618, 8535655, 13657048, 14735236, 17071310, 18419045, 29470472, 34142620, 36838090, 68285240, 69992371, 73676180, 139984742, 147352360, 279969484, 349961855, 559938968, 699923710, 1399847420, 2799694840]

約数ペア:

[(1, 2799694840), (2, 1399847420), (4, 699923710), (5, 559938968), (8, 349961855), (10, 279969484), (19, 147352360), (20, 139984742), (38, 73676180), (40, 69992371), (41, 68285240), (76, 36838090), (82, 34142620), (95, 29470472), (152, 18419045), (164, 17071310), (190, 14735236), (205, 13657048), (328, 8535655), (380, 7367618), (410, 6828524), (760, 3683809), (779, 3593960), (820, 3414262), (1558, 1796980), (1640, 1707131), (3116, 898490), (3895, 718792), (6232, 449245), (7790, 359396), (15580, 179698), (31160, 89849)]