11137720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1489}}^1$

素因数の和:1528

約数の個数: 64

約数和(自身を含む): 28965600

約数和(自身を除く): 17827880

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1489, 1496, 1870, 2978, 3740, 5956, 7445, 7480, 11912, 14890, 16379, 25313, 29780, 32758, 50626, 59560, 65516, 81895, 101252, 126565, 131032, 163790, 202504, 253130, 278443, 327580, 506260, 556886, 655160, 1012520, 1113772, 1392215, 2227544, 2784430, 5568860, 11137720]

約数ペア:

[(1, 11137720), (2, 5568860), (4, 2784430), (5, 2227544), (8, 1392215), (10, 1113772), (11, 1012520), (17, 655160), (20, 556886), (22, 506260), (34, 327580), (40, 278443), (44, 253130), (55, 202504), (68, 163790), (85, 131032), (88, 126565), (110, 101252), (136, 81895), (170, 65516), (187, 59560), (220, 50626), (340, 32758), (374, 29780), (440, 25313), (680, 16379), (748, 14890), (935, 11912), (1489, 7480), (1496, 7445), (1870, 5956), (2978, 3740)]