9513320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5531}}^1$

素因数の和:5585

約数の個数: 32

約数和(自身を含む): 21906720

約数和(自身を除く): 12393400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 5531, 11062, 22124, 27655, 44248, 55310, 110620, 221240, 237833, 475666, 951332, 1189165, 1902664, 2378330, 4756660, 9513320]

約数ペア:

[(1, 9513320), (2, 4756660), (4, 2378330), (5, 1902664), (8, 1189165), (10, 951332), (20, 475666), (40, 237833), (43, 221240), (86, 110620), (172, 55310), (215, 44248), (344, 27655), (430, 22124), (860, 11062), (1720, 5531)]