26730440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{769}}^1$

素因数の和:870

約数の個数: 64

約数和(自身を含む): 66528000

約数和(自身を除く): 39797560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 158, 220, 316, 395, 440, 632, 769, 790, 869, 1538, 1580, 1738, 3076, 3160, 3476, 3845, 4345, 6152, 6952, 7690, 8459, 8690, 15380, 16918, 17380, 30760, 33836, 34760, 42295, 60751, 67672, 84590, 121502, 169180, 243004, 303755, 338360, 486008, 607510, 668261, 1215020, 1336522, 2430040, 2673044, 3341305, 5346088, 6682610, 13365220, 26730440]

約数ペア:

[(1, 26730440), (2, 13365220), (4, 6682610), (5, 5346088), (8, 3341305), (10, 2673044), (11, 2430040), (20, 1336522), (22, 1215020), (40, 668261), (44, 607510), (55, 486008), (79, 338360), (88, 303755), (110, 243004), (158, 169180), (220, 121502), (316, 84590), (395, 67672), (440, 60751), (632, 42295), (769, 34760), (790, 33836), (869, 30760), (1538, 17380), (1580, 16918), (1738, 15380), (3076, 8690), (3160, 8459), (3476, 7690), (3845, 6952), (4345, 6152)]