4955720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1609}}^1$

素因数の和:1638

約数の個数: 64

約数和(自身を含む): 13910400

約数和(自身を除く): 8954680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 1609, 3080, 3218, 6436, 8045, 11263, 12872, 16090, 17699, 22526, 32180, 35398, 45052, 56315, 64360, 70796, 88495, 90104, 112630, 123893, 141592, 176990, 225260, 247786, 353980, 450520, 495572, 619465, 707960, 991144, 1238930, 2477860, 4955720]

約数ペア:

[(1, 4955720), (2, 2477860), (4, 1238930), (5, 991144), (7, 707960), (8, 619465), (10, 495572), (11, 450520), (14, 353980), (20, 247786), (22, 225260), (28, 176990), (35, 141592), (40, 123893), (44, 112630), (55, 90104), (56, 88495), (70, 70796), (77, 64360), (88, 56315), (110, 45052), (140, 35398), (154, 32180), (220, 22526), (280, 17699), (308, 16090), (385, 12872), (440, 11263), (616, 8045), (770, 6436), (1540, 3218), (1609, 3080)]