2018121160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1879}}^1\times {\mathrm{2441}}^1$

素因数の和:4342

約数の個数: 64

約数和(自身を含む): 4958236800

約数和(自身を除く): 2940115640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1879, 2441, 3758, 4882, 7516, 9395, 9764, 12205, 15032, 18790, 19528, 20669, 24410, 26851, 37580, 41338, 48820, 53702, 75160, 82676, 97640, 103345, 107404, 134255, 165352, 206690, 214808, 268510, 413380, 537020, 826760, 1074040, 4586639, 9173278, 18346556, 22933195, 36693112, 45866390, 50453029, 91732780, 100906058, 183465560, 201812116, 252265145, 403624232, 504530290, 1009060580, 2018121160]

約数ペア:

[(1, 2018121160), (2, 1009060580), (4, 504530290), (5, 403624232), (8, 252265145), (10, 201812116), (11, 183465560), (20, 100906058), (22, 91732780), (40, 50453029), (44, 45866390), (55, 36693112), (88, 22933195), (110, 18346556), (220, 9173278), (440, 4586639), (1879, 1074040), (2441, 826760), (3758, 537020), (4882, 413380), (7516, 268510), (9395, 214808), (9764, 206690), (12205, 165352), (15032, 134255), (18790, 107404), (19528, 103345), (20669, 97640), (24410, 82676), (26851, 75160), (37580, 53702), (41338, 48820)]