26820970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 56972160

約数和(自身を除く): 30151190

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 41, 55, 82, 95, 110, 190, 205, 209, 313, 410, 418, 451, 626, 779, 902, 1045, 1558, 1565, 2090, 2255, 3130, 3443, 3895, 4510, 5947, 6886, 7790, 8569, 11894, 12833, 17138, 17215, 25666, 29735, 34430, 42845, 59470, 64165, 65417, 85690, 128330, 130834, 141163, 243827, 282326, 327085, 487654, 654170, 705815, 1219135, 1411630, 2438270, 2682097, 5364194, 13410485, 26820970]

約数ペア:

[(1, 26820970), (2, 13410485), (5, 5364194), (10, 2682097), (11, 2438270), (19, 1411630), (22, 1219135), (38, 705815), (41, 654170), (55, 487654), (82, 327085), (95, 282326), (110, 243827), (190, 141163), (205, 130834), (209, 128330), (313, 85690), (410, 65417), (418, 64165), (451, 59470), (626, 42845), (779, 34430), (902, 29735), (1045, 25666), (1558, 17215), (1565, 17138), (2090, 12833), (2255, 11894), (3130, 8569), (3443, 7790), (3895, 6886), (4510, 5947)]