8162440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1427}}^1$

素因数の和:1462

約数の個数: 64

約数和(自身を含む): 21591360

約数和(自身を除く): 13428920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1427, 1430, 2854, 2860, 5708, 5720, 7135, 11416, 14270, 15697, 18551, 28540, 31394, 37102, 57080, 62788, 74204, 78485, 92755, 125576, 148408, 156970, 185510, 204061, 313940, 371020, 408122, 627880, 742040, 816244, 1020305, 1632488, 2040610, 4081220, 8162440]

約数ペア:

[(1, 8162440), (2, 4081220), (4, 2040610), (5, 1632488), (8, 1020305), (10, 816244), (11, 742040), (13, 627880), (20, 408122), (22, 371020), (26, 313940), (40, 204061), (44, 185510), (52, 156970), (55, 148408), (65, 125576), (88, 92755), (104, 78485), (110, 74204), (130, 62788), (143, 57080), (220, 37102), (260, 31394), (286, 28540), (440, 18551), (520, 15697), (572, 14270), (715, 11416), (1144, 7135), (1427, 5720), (1430, 5708), (2854, 2860)]