8916890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:758

約数の個数: 32

約数和(自身を含む): 17159040

約数和(自身を除く): 8242150

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 661, 710, 1322, 1349, 2698, 3305, 6610, 6745, 12559, 13490, 25118, 46931, 62795, 93862, 125590, 234655, 469310, 891689, 1783378, 4458445, 8916890]

約数ペア:

[(1, 8916890), (2, 4458445), (5, 1783378), (10, 891689), (19, 469310), (38, 234655), (71, 125590), (95, 93862), (142, 62795), (190, 46931), (355, 25118), (661, 13490), (710, 12559), (1322, 6745), (1349, 6610), (2698, 3305)]