11639990

素因数分解:

$2^1\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1129}}^1$

素因数の和:2167

約数の個数: 16

約数和(自身を含む): 20990880

約数和(自身を除く): 9350890

約数列:

[1, 2, 5, 10, 1031, 1129, 2062, 2258, 5155, 5645, 10310, 11290, 1163999, 2327998, 5819995, 11639990]

約数ペア:

[(1, 11639990), (2, 5819995), (5, 2327998), (10, 1163999), (1031, 11290), (1129, 10310), (2062, 5645), (2258, 5155)]