154053580

素因数分解:

$2^2\times 5^1\times {\mathrm{1861}}^1\times {\mathrm{4139}}^1$

素因数の和:6009

約数の個数: 24

約数和(自身を含む): 323764560

約数和(自身を除く): 169710980

約数列:

[1, 2, 4, 5, 10, 20, 1861, 3722, 4139, 7444, 8278, 9305, 16556, 18610, 20695, 37220, 41390, 82780, 7702679, 15405358, 30810716, 38513395, 77026790, 154053580]

約数ペア:

[(1, 154053580), (2, 77026790), (4, 38513395), (5, 30810716), (10, 15405358), (20, 7702679), (1861, 82780), (3722, 41390), (4139, 37220), (7444, 20695), (8278, 18610), (9305, 16556)]