20347913510

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{25303}}^1$

素因数の和:25445

約数の個数: 64

約数和(自身を含む): 39352780800

約数和(自身を除く): 19004867290

約数列:

[1, 2, 5, 10, 29, 47, 58, 59, 94, 118, 145, 235, 290, 295, 470, 590, 1363, 1711, 2726, 2773, 3422, 5546, 6815, 8555, 13630, 13865, 17110, 25303, 27730, 50606, 80417, 126515, 160834, 253030, 402085, 733787, 804170, 1189241, 1467574, 1492877, 2378482, 2985754, 3668935, 5946205, 7337870, 7464385, 11892410, 14928770, 34487989, 43293433, 68975978, 70165219, 86586866, 140330438, 172439945, 216467165, 344879890, 350826095, 432934330, 701652190, 2034791351, 4069582702, 10173956755, 20347913510]

約数ペア:

[(1, 20347913510), (2, 10173956755), (5, 4069582702), (10, 2034791351), (29, 701652190), (47, 432934330), (58, 350826095), (59, 344879890), (94, 216467165), (118, 172439945), (145, 140330438), (235, 86586866), (290, 70165219), (295, 68975978), (470, 43293433), (590, 34487989), (1363, 14928770), (1711, 11892410), (2726, 7464385), (2773, 7337870), (3422, 5946205), (5546, 3668935), (6815, 2985754), (8555, 2378482), (13630, 1492877), (13865, 1467574), (17110, 1189241), (25303, 804170), (27730, 733787), (50606, 402085), (80417, 253030), (126515, 160834)]