20108190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{739}}^1\times {\mathrm{907}}^1$

素因数の和:1656

約数の個数: 32

約数和(自身を含む): 48378240

約数和(自身を除く): 28270050

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 739, 907, 1478, 1814, 2217, 2721, 3695, 4434, 4535, 5442, 7390, 9070, 11085, 13605, 22170, 27210, 670273, 1340546, 2010819, 3351365, 4021638, 6702730, 10054095, 20108190]

約数ペア:

[(1, 20108190), (2, 10054095), (3, 6702730), (5, 4021638), (6, 3351365), (10, 2010819), (15, 1340546), (30, 670273), (739, 27210), (907, 22170), (1478, 13605), (1814, 11085), (2217, 9070), (2721, 7390), (3695, 5442), (4434, 4535)]