90360260

素因数分解:

$2^2\times 5^1\times {\mathrm{1613}}^1\times {\mathrm{2801}}^1$

素因数の和:4423

約数の個数: 24

約数和(自身を含む): 189941976

約数和(自身を除く): 99581716

約数列:

[1, 2, 4, 5, 10, 20, 1613, 2801, 3226, 5602, 6452, 8065, 11204, 14005, 16130, 28010, 32260, 56020, 4518013, 9036026, 18072052, 22590065, 45180130, 90360260]

約数ペア:

[(1, 90360260), (2, 45180130), (4, 22590065), (5, 18072052), (10, 9036026), (20, 4518013), (1613, 56020), (2801, 32260), (3226, 28010), (5602, 16130), (6452, 14005), (8065, 11204)]