220324

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 439040

約数和(自身を除く): 218716

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 223, 247, 446, 494, 892, 988, 2899, 4237, 5798, 8474, 11596, 16948, 55081, 110162, 220324]

約数ペア:

[(1, 220324), (2, 110162), (4, 55081), (13, 16948), (19, 11596), (26, 8474), (38, 5798), (52, 4237), (76, 2899), (223, 988), (247, 892), (446, 494)]