220922960

素因数分解:

$2^4\times 5^1\times {\mathrm{653}}^1\times {\mathrm{4229}}^1$

素因数の和:4895

約数の個数: 40

約数和(自身を含む): 514554120

約数和(自身を除く): 293631160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 653, 1306, 2612, 3265, 4229, 5224, 6530, 8458, 10448, 13060, 16916, 21145, 26120, 33832, 42290, 52240, 67664, 84580, 169160, 338320, 2761537, 5523074, 11046148, 13807685, 22092296, 27615370, 44184592, 55230740, 110461480, 220922960]

約数ペア:

[(1, 220922960), (2, 110461480), (4, 55230740), (5, 44184592), (8, 27615370), (10, 22092296), (16, 13807685), (20, 11046148), (40, 5523074), (80, 2761537), (653, 338320), (1306, 169160), (2612, 84580), (3265, 67664), (4229, 52240), (5224, 42290), (6530, 33832), (8458, 26120), (10448, 21145), (13060, 16916)]