228200440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{438847}}^1$

素因数の和:438871

約数の個数: 32

約数和(自身を含む): 552948480

約数和(自身を除く): 324748040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 438847, 877694, 1755388, 2194235, 3510776, 4388470, 5705011, 8776940, 11410022, 17553880, 22820044, 28525055, 45640088, 57050110, 114100220, 228200440]

約数ペア:

[(1, 228200440), (2, 114100220), (4, 57050110), (5, 45640088), (8, 28525055), (10, 22820044), (13, 17553880), (20, 11410022), (26, 8776940), (40, 5705011), (52, 4388470), (65, 3510776), (104, 2194235), (130, 1755388), (260, 877694), (520, 438847)]