1666240

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:185

約数の個数: 56

約数和(自身を含む): 4096512

約数和(自身を除く): 2430272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 127, 160, 164, 205, 254, 320, 328, 410, 508, 635, 656, 820, 1016, 1270, 1312, 1640, 2032, 2540, 2624, 3280, 4064, 5080, 5207, 6560, 8128, 10160, 10414, 13120, 20320, 20828, 26035, 40640, 41656, 52070, 83312, 104140, 166624, 208280, 333248, 416560, 833120, 1666240]

約数ペア:

[(1, 1666240), (2, 833120), (4, 416560), (5, 333248), (8, 208280), (10, 166624), (16, 104140), (20, 83312), (32, 52070), (40, 41656), (41, 40640), (64, 26035), (80, 20828), (82, 20320), (127, 13120), (160, 10414), (164, 10160), (205, 8128), (254, 6560), (320, 5207), (328, 5080), (410, 4064), (508, 3280), (635, 2624), (656, 2540), (820, 2032), (1016, 1640), (1270, 1312)]