4264780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 9878400

約数和(自身を除く): 5613620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 349, 470, 611, 698, 940, 1222, 1396, 1745, 2444, 3055, 3490, 4537, 6110, 6980, 9074, 12220, 16403, 18148, 22685, 32806, 45370, 65612, 82015, 90740, 164030, 213239, 328060, 426478, 852956, 1066195, 2132390, 4264780]

約数ペア:

[(1, 4264780), (2, 2132390), (4, 1066195), (5, 852956), (10, 426478), (13, 328060), (20, 213239), (26, 164030), (47, 90740), (52, 82015), (65, 65612), (94, 45370), (130, 32806), (188, 22685), (235, 18148), (260, 16403), (349, 12220), (470, 9074), (611, 6980), (698, 6110), (940, 4537), (1222, 3490), (1396, 3055), (1745, 2444)]