22248520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{439}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 57657600

約数和(自身を除く): 35409080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 181, 280, 362, 439, 724, 878, 905, 1267, 1448, 1756, 1810, 2195, 2534, 3073, 3512, 3620, 4390, 5068, 6146, 6335, 7240, 8780, 10136, 12292, 12670, 15365, 17560, 24584, 25340, 30730, 50680, 61460, 79459, 122920, 158918, 317836, 397295, 556213, 635672, 794590, 1112426, 1589180, 2224852, 2781065, 3178360, 4449704, 5562130, 11124260, 22248520]

約数ペア:

[(1, 22248520), (2, 11124260), (4, 5562130), (5, 4449704), (7, 3178360), (8, 2781065), (10, 2224852), (14, 1589180), (20, 1112426), (28, 794590), (35, 635672), (40, 556213), (56, 397295), (70, 317836), (140, 158918), (181, 122920), (280, 79459), (362, 61460), (439, 50680), (724, 30730), (878, 25340), (905, 24584), (1267, 17560), (1448, 15365), (1756, 12670), (1810, 12292), (2195, 10136), (2534, 8780), (3073, 7240), (3512, 6335), (3620, 6146), (4390, 5068)]