1245950820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{6921949}}^1$

素因数の和:6921964

約数の個数: 36

約数和(自身を含む): 3779384700

約数和(自身を除く): 2533433880

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 6921949, 13843898, 20765847, 27687796, 34609745, 41531694, 62297541, 69219490, 83063388, 103829235, 124595082, 138438980, 207658470, 249190164, 311487705, 415316940, 622975410, 1245950820]

約数ペア:

[(1, 1245950820), (2, 622975410), (3, 415316940), (4, 311487705), (5, 249190164), (6, 207658470), (9, 138438980), (10, 124595082), (12, 103829235), (15, 83063388), (18, 69219490), (20, 62297541), (30, 41531694), (36, 34609745), (45, 27687796), (60, 20765847), (90, 13843898), (180, 6921949)]