53813740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{37897}}^1$

素因数の和:37977

約数の個数: 24

約数和(自身を含む): 114603552

約数和(自身を除く): 60789812

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 37897, 75794, 151588, 189485, 378970, 757940, 2690687, 5381374, 10762748, 13453435, 26906870, 53813740]

約数ペア:

[(1, 53813740), (2, 26906870), (4, 13453435), (5, 10762748), (10, 5381374), (20, 2690687), (71, 757940), (142, 378970), (284, 189485), (355, 151588), (710, 75794), (1420, 37897)]