71820260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{156131}}^1$

素因数の和:156163

約数の個数: 24

約数和(自身を含む): 157381056

約数和(自身を除く): 85560796

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 156131, 312262, 624524, 780655, 1561310, 3122620, 3591013, 7182026, 14364052, 17955065, 35910130, 71820260]

約数ペア:

[(1, 71820260), (2, 35910130), (4, 17955065), (5, 14364052), (10, 7182026), (20, 3591013), (23, 3122620), (46, 1561310), (92, 780655), (115, 624524), (230, 312262), (460, 156131)]