70164040

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{19709}}^1$

素因数の和:19809

約数の個数: 32

約数和(自身を含む): 159651000

約数和(自身を除く): 89486960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 19709, 39418, 78836, 98545, 157672, 197090, 394180, 788360, 1754101, 3508202, 7016404, 8770505, 14032808, 17541010, 35082020, 70164040]

約数ペア:

[(1, 70164040), (2, 35082020), (4, 17541010), (5, 14032808), (8, 8770505), (10, 7016404), (20, 3508202), (40, 1754101), (89, 788360), (178, 394180), (356, 197090), (445, 157672), (712, 98545), (890, 78836), (1780, 39418), (3560, 19709)]