20227319420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1979}}^1\times {\mathrm{6637}}^1$

素因数の和:8643

約数の個数: 96

約数和(自身を含む): 52993543680

約数和(自身を除く): 32766224260

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, 1979, 3958, 6637, 7916, 9895, 13274, 13853, 19790, 21769, 26548, 27706, 33185, 39580, 43538, 46459, 55412, 66370, 69265, 73007, 87076, 92918, 108845, 132740, 138530, 146014, 152383, 185836, 217690, 232295, 277060, 292028, 304766, 365035, 435380, 464590, 511049, 609532, 730070, 761915, 929180, 1022098, 1460140, 1523830, 2044196, 2555245, 3047660, 5110490, 10220980, 13134623, 26269246, 52538492, 65673115, 91942361, 131346230, 144480853, 183884722, 262692460, 288961706, 367769444, 459711805, 577923412, 722404265, 919423610, 1011365971, 1444808530, 1838847220, 2022731942, 2889617060, 4045463884, 5056829855, 10113659710, 20227319420]

約数ペア:

[(1, 20227319420), (2, 10113659710), (4, 5056829855), (5, 4045463884), (7, 2889617060), (10, 2022731942), (11, 1838847220), (14, 1444808530), (20, 1011365971), (22, 919423610), (28, 722404265), (35, 577923412), (44, 459711805), (55, 367769444), (70, 288961706), (77, 262692460), (110, 183884722), (140, 144480853), (154, 131346230), (220, 91942361), (308, 65673115), (385, 52538492), (770, 26269246), (1540, 13134623), (1979, 10220980), (3958, 5110490), (6637, 3047660), (7916, 2555245), (9895, 2044196), (13274, 1523830), (13853, 1460140), (19790, 1022098), (21769, 929180), (26548, 761915), (27706, 730070), (33185, 609532), (39580, 511049), (43538, 464590), (46459, 435380), (55412, 365035), (66370, 304766), (69265, 292028), (73007, 277060), (87076, 232295), (92918, 217690), (108845, 185836), (132740, 152383), (138530, 146014)]