30909420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{171719}}^1$

素因数の和:171734

約数の個数: 36

約数和(自身を含む): 93759120

約数和(自身を除く): 62849700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 171719, 343438, 515157, 686876, 858595, 1030314, 1545471, 1717190, 2060628, 2575785, 3090942, 3434380, 5151570, 6181884, 7727355, 10303140, 15454710, 30909420]

約数ペア:

[(1, 30909420), (2, 15454710), (3, 10303140), (4, 7727355), (5, 6181884), (6, 5151570), (9, 3434380), (10, 3090942), (12, 2575785), (15, 2060628), (18, 1717190), (20, 1545471), (30, 1030314), (36, 858595), (45, 686876), (60, 515157), (90, 343438), (180, 171719)]