229142780

素因数分解:

$2^2\times 5^1\times {\mathrm{1613}}^1\times {\mathrm{7103}}^1$

素因数の和:8725

約数の個数: 24

約数和(自身を含む): 481565952

約数和(自身を除く): 252423172

約数列:

[1, 2, 4, 5, 10, 20, 1613, 3226, 6452, 7103, 8065, 14206, 16130, 28412, 32260, 35515, 71030, 142060, 11457139, 22914278, 45828556, 57285695, 114571390, 229142780]

約数ペア:

[(1, 229142780), (2, 114571390), (4, 57285695), (5, 45828556), (10, 22914278), (20, 11457139), (1613, 142060), (3226, 71030), (6452, 35515), (7103, 32260), (8065, 28412), (14206, 16130)]