4000127684

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1481}}^1\times {\mathrm{5077}}^1$

素因数の和:6588

約数の個数: 48

約数和(自身を含む): 8428667520

約数和(自身を除く): 4428539836

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 1481, 2962, 5077, 5924, 10154, 10367, 20308, 20734, 28139, 35539, 41468, 56278, 71078, 96463, 112556, 142156, 192926, 196973, 385852, 393946, 675241, 787892, 1350482, 2700964, 7519037, 15038074, 30076148, 52633259, 105266518, 142861703, 210533036, 285723406, 571446812, 1000031921, 2000063842, 4000127684]

約数ペア:

[(1, 4000127684), (2, 2000063842), (4, 1000031921), (7, 571446812), (14, 285723406), (19, 210533036), (28, 142861703), (38, 105266518), (76, 52633259), (133, 30076148), (266, 15038074), (532, 7519037), (1481, 2700964), (2962, 1350482), (5077, 787892), (5924, 675241), (10154, 393946), (10367, 385852), (20308, 196973), (20734, 192926), (28139, 142156), (35539, 112556), (41468, 96463), (56278, 71078)]