26978460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2131}}^1$

素因数の和:2354

約数の個数: 48

約数和(自身を含む): 75933312

約数和(自身を除く): 48954852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 211, 422, 633, 844, 1055, 1266, 2110, 2131, 2532, 3165, 4220, 4262, 6330, 6393, 8524, 10655, 12660, 12786, 21310, 25572, 31965, 42620, 63930, 127860, 449641, 899282, 1348923, 1798564, 2248205, 2697846, 4496410, 5395692, 6744615, 8992820, 13489230, 26978460]

約数ペア:

[(1, 26978460), (2, 13489230), (3, 8992820), (4, 6744615), (5, 5395692), (6, 4496410), (10, 2697846), (12, 2248205), (15, 1798564), (20, 1348923), (30, 899282), (60, 449641), (211, 127860), (422, 63930), (633, 42620), (844, 31965), (1055, 25572), (1266, 21310), (2110, 12786), (2131, 12660), (2532, 10655), (3165, 8524), (4220, 6393), (4262, 6330)]