54111820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1259}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 130394880

約数和(自身を除く): 76283060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 307, 614, 1228, 1259, 1535, 2149, 2518, 3070, 4298, 5036, 6140, 6295, 8596, 8813, 10745, 12590, 17626, 21490, 25180, 35252, 42980, 44065, 88130, 176260, 386513, 773026, 1546052, 1932565, 2705591, 3865130, 5411182, 7730260, 10822364, 13527955, 27055910, 54111820]

約数ペア:

[(1, 54111820), (2, 27055910), (4, 13527955), (5, 10822364), (7, 7730260), (10, 5411182), (14, 3865130), (20, 2705591), (28, 1932565), (35, 1546052), (70, 773026), (140, 386513), (307, 176260), (614, 88130), (1228, 44065), (1259, 42980), (1535, 35252), (2149, 25180), (2518, 21490), (3070, 17626), (4298, 12590), (5036, 10745), (6140, 8813), (6295, 8596)]