7840890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{87121}}^1$

素因数の和:87134

約数の個数: 24

約数和(自身を含む): 20386548

約数和(自身を除く): 12545658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 87121, 174242, 261363, 435605, 522726, 784089, 871210, 1306815, 1568178, 2613630, 3920445, 7840890]

約数ペア:

[(1, 7840890), (2, 3920445), (3, 2613630), (5, 1568178), (6, 1306815), (9, 871210), (10, 784089), (15, 522726), (18, 435605), (30, 261363), (45, 174242), (90, 87121)]