2810480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2$

素因数の和:118

約数の個数: 60

約数和(自身を含む): 7041960

約数和(自身を除く): 4231480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 304, 344, 380, 430, 688, 760, 817, 860, 1520, 1634, 1720, 1849, 3268, 3440, 3698, 4085, 6536, 7396, 8170, 9245, 13072, 14792, 16340, 18490, 29584, 32680, 35131, 36980, 65360, 70262, 73960, 140524, 147920, 175655, 281048, 351310, 562096, 702620, 1405240, 2810480]

約数ペア:

[(1, 2810480), (2, 1405240), (4, 702620), (5, 562096), (8, 351310), (10, 281048), (16, 175655), (19, 147920), (20, 140524), (38, 73960), (40, 70262), (43, 65360), (76, 36980), (80, 35131), (86, 32680), (95, 29584), (152, 18490), (172, 16340), (190, 14792), (215, 13072), (304, 9245), (344, 8170), (380, 7396), (430, 6536), (688, 4085), (760, 3698), (817, 3440), (860, 3268), (1520, 1849), (1634, 1720)]