22394450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 45372096

約数和(自身を除く): 22977646

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 131, 262, 263, 325, 526, 650, 655, 1310, 1315, 1703, 2630, 3275, 3406, 3419, 6550, 6575, 6838, 8515, 13150, 17030, 17095, 34190, 34453, 42575, 68906, 85150, 85475, 170950, 172265, 344530, 447889, 861325, 895778, 1722650, 2239445, 4478890, 11197225, 22394450]

約数ペア:

[(1, 22394450), (2, 11197225), (5, 4478890), (10, 2239445), (13, 1722650), (25, 895778), (26, 861325), (50, 447889), (65, 344530), (130, 172265), (131, 170950), (262, 85475), (263, 85150), (325, 68906), (526, 42575), (650, 34453), (655, 34190), (1310, 17095), (1315, 17030), (1703, 13150), (2630, 8515), (3275, 6838), (3406, 6575), (3419, 6550)]