18606780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{34457}}^1$

素因数の和:34475

約数の個数: 48

約数和(自身を含む): 57889440

約数和(自身を除く): 39282660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 34457, 68914, 103371, 137828, 172285, 206742, 310113, 344570, 413484, 516855, 620226, 689140, 930339, 1033710, 1240452, 1550565, 1860678, 2067420, 3101130, 3721356, 4651695, 6202260, 9303390, 18606780]

約数ペア:

[(1, 18606780), (2, 9303390), (3, 6202260), (4, 4651695), (5, 3721356), (6, 3101130), (9, 2067420), (10, 1860678), (12, 1550565), (15, 1240452), (18, 1033710), (20, 930339), (27, 689140), (30, 620226), (36, 516855), (45, 413484), (54, 344570), (60, 310113), (90, 206742), (108, 172285), (135, 137828), (180, 103371), (270, 68914), (540, 34457)]