90748120

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{9907}}^1$

素因数の和:10147

約数の個数: 32

約数和(自身を含む): 205095600

約数和(自身を除く): 114347480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 9160, 9907, 19814, 39628, 49535, 79256, 99070, 198140, 396280, 2268703, 4537406, 9074812, 11343515, 18149624, 22687030, 45374060, 90748120]

約数ペア:

[(1, 90748120), (2, 45374060), (4, 22687030), (5, 18149624), (8, 11343515), (10, 9074812), (20, 4537406), (40, 2268703), (229, 396280), (458, 198140), (916, 99070), (1145, 79256), (1832, 49535), (2290, 39628), (4580, 19814), (9160, 9907)]