79539760

素因数分解:

$2^4\times 5^1\times {\mathrm{994247}}^1$

素因数の和:994260

約数の個数: 20

約数和(自身を含む): 184930128

約数和(自身を除く): 105390368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 994247, 1988494, 3976988, 4971235, 7953976, 9942470, 15907952, 19884940, 39769880, 79539760]

約数ペア:

[(1, 79539760), (2, 39769880), (4, 19884940), (5, 15907952), (8, 9942470), (10, 7953976), (16, 4971235), (20, 3976988), (40, 1988494), (80, 994247)]