20420050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1423}}^1$

素因数の和:1483

約数の個数: 48

約数和(自身を含む): 44497152

約数和(自身を除く): 24077102

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 41, 50, 70, 82, 175, 205, 287, 350, 410, 574, 1025, 1423, 1435, 2050, 2846, 2870, 7115, 7175, 9961, 14230, 14350, 19922, 35575, 49805, 58343, 71150, 99610, 116686, 249025, 291715, 408401, 498050, 583430, 816802, 1458575, 2042005, 2917150, 4084010, 10210025, 20420050]

約数ペア:

[(1, 20420050), (2, 10210025), (5, 4084010), (7, 2917150), (10, 2042005), (14, 1458575), (25, 816802), (35, 583430), (41, 498050), (50, 408401), (70, 291715), (82, 249025), (175, 116686), (205, 99610), (287, 71150), (350, 58343), (410, 49805), (574, 35575), (1025, 19922), (1423, 14350), (1435, 14230), (2050, 9961), (2846, 7175), (2870, 7115)]