57707960

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{19763}}^1$

素因数の和:19847

約数の個数: 32

約数和(自身を含む): 131628240

約数和(自身を除く): 73920280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 19763, 39526, 79052, 98815, 158104, 197630, 395260, 790520, 1442699, 2885398, 5770796, 7213495, 11541592, 14426990, 28853980, 57707960]

約数ペア:

[(1, 57707960), (2, 28853980), (4, 14426990), (5, 11541592), (8, 7213495), (10, 5770796), (20, 2885398), (40, 1442699), (73, 790520), (146, 395260), (292, 197630), (365, 158104), (584, 98815), (730, 79052), (1460, 39526), (2920, 19763)]