30310240

素因数分解:

$2^5\times 5^1\times {\mathrm{189439}}^1$

素因数の和:189454

約数の個数: 24

約数和(自身を含む): 71608320

約数和(自身を除く): 41298080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 189439, 378878, 757756, 947195, 1515512, 1894390, 3031024, 3788780, 6062048, 7577560, 15155120, 30310240]

約数ペア:

[(1, 30310240), (2, 15155120), (4, 7577560), (5, 6062048), (8, 3788780), (10, 3031024), (16, 1894390), (20, 1515512), (32, 947195), (40, 757756), (80, 378878), (160, 189439)]