64891020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{23011}}^1$

素因数の和:23070

約数の個数: 48

約数和(自身を含む): 185568768

約数和(自身を除く): 120677748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 23011, 46022, 69033, 92044, 115055, 138066, 230110, 276132, 345165, 460220, 690330, 1081517, 1380660, 2163034, 3244551, 4326068, 5407585, 6489102, 10815170, 12978204, 16222755, 21630340, 32445510, 64891020]

約数ペア:

[(1, 64891020), (2, 32445510), (3, 21630340), (4, 16222755), (5, 12978204), (6, 10815170), (10, 6489102), (12, 5407585), (15, 4326068), (20, 3244551), (30, 2163034), (47, 1380660), (60, 1081517), (94, 690330), (141, 460220), (188, 345165), (235, 276132), (282, 230110), (470, 138066), (564, 115055), (705, 92044), (940, 69033), (1410, 46022), (2820, 23011)]