84858620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{55103}}^1$

素因数の和:55130

約数の個数: 48

約数和(自身を含む): 222179328

約数和(自身を除く): 137320708

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 55103, 110206, 220412, 275515, 385721, 551030, 606133, 771442, 1102060, 1212266, 1542884, 1928605, 2424532, 3030665, 3857210, 4242931, 6061330, 7714420, 8485862, 12122660, 16971724, 21214655, 42429310, 84858620]

約数ペア:

[(1, 84858620), (2, 42429310), (4, 21214655), (5, 16971724), (7, 12122660), (10, 8485862), (11, 7714420), (14, 6061330), (20, 4242931), (22, 3857210), (28, 3030665), (35, 2424532), (44, 1928605), (55, 1542884), (70, 1212266), (77, 1102060), (110, 771442), (140, 606133), (154, 551030), (220, 385721), (308, 275515), (385, 220412), (770, 110206), (1540, 55103)]