53719940

素因数分解:

$2^2\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{1657}}^1$

素因数の和:3287

約数の個数: 24

約数和(自身を含む): 112949592

約数和(自身を除く): 59229652

約数列:

[1, 2, 4, 5, 10, 20, 1621, 1657, 3242, 3314, 6484, 6628, 8105, 8285, 16210, 16570, 32420, 33140, 2685997, 5371994, 10743988, 13429985, 26859970, 53719940]

約数ペア:

[(1, 53719940), (2, 26859970), (4, 13429985), (5, 10743988), (10, 5371994), (20, 2685997), (1621, 33140), (1657, 32420), (3242, 16570), (3314, 16210), (6484, 8285), (6628, 8105)]