8377160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 20908800

約数和(自身を除く): 12531640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 158, 220, 241, 316, 395, 440, 482, 632, 790, 869, 964, 1205, 1580, 1738, 1928, 2410, 2651, 3160, 3476, 4345, 4820, 5302, 6952, 8690, 9640, 10604, 13255, 17380, 19039, 21208, 26510, 34760, 38078, 53020, 76156, 95195, 106040, 152312, 190390, 209429, 380780, 418858, 761560, 837716, 1047145, 1675432, 2094290, 4188580, 8377160]

約数ペア:

[(1, 8377160), (2, 4188580), (4, 2094290), (5, 1675432), (8, 1047145), (10, 837716), (11, 761560), (20, 418858), (22, 380780), (40, 209429), (44, 190390), (55, 152312), (79, 106040), (88, 95195), (110, 76156), (158, 53020), (220, 38078), (241, 34760), (316, 26510), (395, 21208), (440, 19039), (482, 17380), (632, 13255), (790, 10604), (869, 9640), (964, 8690), (1205, 6952), (1580, 5302), (1738, 4820), (1928, 4345), (2410, 3476), (2651, 3160)]