187840940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{4951}}^1$

素因数の和:5238

約数の個数: 48

約数和(自身を含む): 452573184

約数和(自身を除く): 264732244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 271, 542, 1084, 1355, 1897, 2710, 3794, 4951, 5420, 7588, 9485, 9902, 18970, 19804, 24755, 34657, 37940, 49510, 69314, 99020, 138628, 173285, 346570, 693140, 1341721, 2683442, 5366884, 6708605, 9392047, 13417210, 18784094, 26834420, 37568188, 46960235, 93920470, 187840940]

約数ペア:

[(1, 187840940), (2, 93920470), (4, 46960235), (5, 37568188), (7, 26834420), (10, 18784094), (14, 13417210), (20, 9392047), (28, 6708605), (35, 5366884), (70, 2683442), (140, 1341721), (271, 693140), (542, 346570), (1084, 173285), (1355, 138628), (1897, 99020), (2710, 69314), (3794, 49510), (4951, 37940), (5420, 34657), (7588, 24755), (9485, 19804), (9902, 18970)]