233465020

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{18211}}^1$

素因数の和:18861

約数の個数: 24

約数和(自身を含む): 491068368

約数和(自身を除く): 257603348

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6410, 12820, 18211, 36422, 72844, 91055, 182110, 364220, 11673251, 23346502, 46693004, 58366255, 116732510, 233465020]

約数ペア:

[(1, 233465020), (2, 116732510), (4, 58366255), (5, 46693004), (10, 23346502), (20, 11673251), (641, 364220), (1282, 182110), (2564, 91055), (3205, 72844), (6410, 36422), (12820, 18211)]