16642540

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{11399}}^1$

素因数の和:11481

約数の個数: 24

約数和(自身を含む): 35431200

約数和(自身を除く): 18788660

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 11399, 22798, 45596, 56995, 113990, 227980, 832127, 1664254, 3328508, 4160635, 8321270, 16642540]

約数ペア:

[(1, 16642540), (2, 8321270), (4, 4160635), (5, 3328508), (10, 1664254), (20, 832127), (73, 227980), (146, 113990), (292, 56995), (365, 45596), (730, 22798), (1460, 11399)]