49517680

素因数分解:

$2^4\times 5^1\times {\mathrm{618971}}^1$

素因数の和:618984

約数の個数: 20

約数和(自身を含む): 115128792

約数和(自身を除く): 65611112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 618971, 1237942, 2475884, 3094855, 4951768, 6189710, 9903536, 12379420, 24758840, 49517680]

約数ペア:

[(1, 49517680), (2, 24758840), (4, 12379420), (5, 9903536), (8, 6189710), (10, 4951768), (16, 3094855), (20, 2475884), (40, 1237942), (80, 618971)]