288538340

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{1847}}^1$

素因数の和:2036

約数の個数: 48

約数和(自身を含む): 620307072

約数和(自身を除く): 331768732

約数列:

[1, 2, 4, 5, 10, 20, 73, 107, 146, 214, 292, 365, 428, 535, 730, 1070, 1460, 1847, 2140, 3694, 7388, 7811, 9235, 15622, 18470, 31244, 36940, 39055, 78110, 134831, 156220, 197629, 269662, 395258, 539324, 674155, 790516, 988145, 1348310, 1976290, 2696620, 3952580, 14426917, 28853834, 57707668, 72134585, 144269170, 288538340]

約数ペア:

[(1, 288538340), (2, 144269170), (4, 72134585), (5, 57707668), (10, 28853834), (20, 14426917), (73, 3952580), (107, 2696620), (146, 1976290), (214, 1348310), (292, 988145), (365, 790516), (428, 674155), (535, 539324), (730, 395258), (1070, 269662), (1460, 197629), (1847, 156220), (2140, 134831), (3694, 78110), (7388, 39055), (7811, 36940), (9235, 31244), (15622, 18470)]