9004280

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{983}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 20368800

約数和(自身を除く): 11364520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 983, 1145, 1832, 1966, 2290, 3932, 4580, 4915, 7864, 9160, 9830, 19660, 39320, 225107, 450214, 900428, 1125535, 1800856, 2251070, 4502140, 9004280]

約数ペア:

[(1, 9004280), (2, 4502140), (4, 2251070), (5, 1800856), (8, 1125535), (10, 900428), (20, 450214), (40, 225107), (229, 39320), (458, 19660), (916, 9830), (983, 9160), (1145, 7864), (1832, 4915), (1966, 4580), (2290, 3932)]