388674760

素因数分解:

$2^3\times 5^1\times {\mathrm{467}}^1\times {\mathrm{20807}}^1$

素因数の和:21285

約数の個数: 32

約数和(自身を含む): 876432960

約数和(自身を除く): 487758200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 467, 934, 1868, 2335, 3736, 4670, 9340, 18680, 20807, 41614, 83228, 104035, 166456, 208070, 416140, 832280, 9716869, 19433738, 38867476, 48584345, 77734952, 97168690, 194337380, 388674760]

約数ペア:

[(1, 388674760), (2, 194337380), (4, 97168690), (5, 77734952), (8, 48584345), (10, 38867476), (20, 19433738), (40, 9716869), (467, 832280), (934, 416140), (1868, 208070), (2335, 166456), (3736, 104035), (4670, 83228), (9340, 41614), (18680, 20807)]