3957320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 9676800

約数和(自身を除く): 5719480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 127, 152, 164, 190, 205, 254, 328, 380, 410, 508, 635, 760, 779, 820, 1016, 1270, 1558, 1640, 2413, 2540, 3116, 3895, 4826, 5080, 5207, 6232, 7790, 9652, 10414, 12065, 15580, 19304, 20828, 24130, 26035, 31160, 41656, 48260, 52070, 96520, 98933, 104140, 197866, 208280, 395732, 494665, 791464, 989330, 1978660, 3957320]

約数ペア:

[(1, 3957320), (2, 1978660), (4, 989330), (5, 791464), (8, 494665), (10, 395732), (19, 208280), (20, 197866), (38, 104140), (40, 98933), (41, 96520), (76, 52070), (82, 48260), (95, 41656), (127, 31160), (152, 26035), (164, 24130), (190, 20828), (205, 19304), (254, 15580), (328, 12065), (380, 10414), (410, 9652), (508, 7790), (635, 6232), (760, 5207), (779, 5080), (820, 4826), (1016, 3895), (1270, 3116), (1558, 2540), (1640, 2413)]