39913360

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7027}}^1$

素因数の和:7111

約数の個数: 40

約数和(自身を含む): 94118976

約数和(自身を除く): 54205616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 7027, 14054, 28108, 35135, 56216, 70270, 112432, 140540, 281080, 498917, 562160, 997834, 1995668, 2494585, 3991336, 4989170, 7982672, 9978340, 19956680, 39913360]

約数ペア:

[(1, 39913360), (2, 19956680), (4, 9978340), (5, 7982672), (8, 4989170), (10, 3991336), (16, 2494585), (20, 1995668), (40, 997834), (71, 562160), (80, 498917), (142, 281080), (284, 140540), (355, 112432), (568, 70270), (710, 56216), (1136, 35135), (1420, 28108), (2840, 14054), (5680, 7027)]