42402980

素因数分解:

$2^2\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{1823}}^1$

素因数の和:2995

約数の個数: 24

約数和(自身を含む): 89171712

約数和(自身を除く): 46768732

約数列:

[1, 2, 4, 5, 10, 20, 1163, 1823, 2326, 3646, 4652, 5815, 7292, 9115, 11630, 18230, 23260, 36460, 2120149, 4240298, 8480596, 10600745, 21201490, 42402980]

約数ペア:

[(1, 42402980), (2, 21201490), (4, 10600745), (5, 8480596), (10, 4240298), (20, 2120149), (1163, 36460), (1823, 23260), (2326, 18230), (3646, 11630), (4652, 9115), (5815, 7292)]