720122516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{145069}}^1$

素因数の和:145163

約数の個数: 24

約数和(自身を含む): 1352632680

約数和(自身を除く): 632510164

約数列:

[1, 2, 4, 17, 34, 68, 73, 146, 292, 1241, 2482, 4964, 145069, 290138, 580276, 2466173, 4932346, 9864692, 10590037, 21180074, 42360148, 180030629, 360061258, 720122516]

約数ペア:

[(1, 720122516), (2, 360061258), (4, 180030629), (17, 42360148), (34, 21180074), (68, 10590037), (73, 9864692), (146, 4932346), (292, 2466173), (1241, 580276), (2482, 290138), (4964, 145069)]