1226811820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4718507}}^1$

素因数の和:4718529

約数の個数: 24

約数和(自身を含む): 2774482704

約数和(自身を除く): 1547670884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4718507, 9437014, 18874028, 23592535, 47185070, 61340591, 94370140, 122681182, 245362364, 306702955, 613405910, 1226811820]

約数ペア:

[(1, 1226811820), (2, 613405910), (4, 306702955), (5, 245362364), (10, 122681182), (13, 94370140), (20, 61340591), (26, 47185070), (52, 23592535), (65, 18874028), (130, 9437014), (260, 4718507)]