1330204240

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{121369}}^1$

素因数の和:121519

約数の個数: 40

約数和(自身を含む): 3115325160

約数和(自身を除く): 1785120920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 10960, 121369, 242738, 485476, 606845, 970952, 1213690, 1941904, 2427380, 4854760, 9709520, 16627553, 33255106, 66510212, 83137765, 133020424, 166275530, 266040848, 332551060, 665102120, 1330204240]

約数ペア:

[(1, 1330204240), (2, 665102120), (4, 332551060), (5, 266040848), (8, 166275530), (10, 133020424), (16, 83137765), (20, 66510212), (40, 33255106), (80, 16627553), (137, 9709520), (274, 4854760), (548, 2427380), (685, 1941904), (1096, 1213690), (1370, 970952), (2192, 606845), (2740, 485476), (5480, 242738), (10960, 121369)]