2171785090

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{39769}}^1$

素因数の和:39946

約数の個数: 32

約数和(自身を含む): 4031723520

約数和(自身を除く): 1859938430

約数列:

[1, 2, 5, 10, 43, 86, 127, 215, 254, 430, 635, 1270, 5461, 10922, 27305, 39769, 54610, 79538, 198845, 397690, 1710067, 3420134, 5050663, 8550335, 10101326, 17100670, 25253315, 50506630, 217178509, 434357018, 1085892545, 2171785090]

約数ペア:

[(1, 2171785090), (2, 1085892545), (5, 434357018), (10, 217178509), (43, 50506630), (86, 25253315), (127, 17100670), (215, 10101326), (254, 8550335), (430, 5050663), (635, 3420134), (1270, 1710067), (5461, 397690), (10922, 198845), (27305, 79538), (39769, 54610)]