49952840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{178403}}^1$

素因数の和:178421

約数の個数: 32

約数和(自身を含む): 128450880

約数和(自身を除く): 78498040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 178403, 356806, 713612, 892015, 1248821, 1427224, 1784030, 2497642, 3568060, 4995284, 6244105, 7136120, 9990568, 12488210, 24976420, 49952840]

約数ペア:

[(1, 49952840), (2, 24976420), (4, 12488210), (5, 9990568), (7, 7136120), (8, 6244105), (10, 4995284), (14, 3568060), (20, 2497642), (28, 1784030), (35, 1427224), (40, 1248821), (56, 892015), (70, 713612), (140, 356806), (280, 178403)]