30615040

素因数分解:

$2^9\times 5^1\times {\mathrm{11959}}^1$

素因数の和:11982

約数の個数: 40

約数和(自身を含む): 73410480

約数和(自身を除く): 42795440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 11959, 23918, 47836, 59795, 95672, 119590, 191344, 239180, 382688, 478360, 765376, 956720, 1530752, 1913440, 3061504, 3826880, 6123008, 7653760, 15307520, 30615040]

約数ペア:

[(1, 30615040), (2, 15307520), (4, 7653760), (5, 6123008), (8, 3826880), (10, 3061504), (16, 1913440), (20, 1530752), (32, 956720), (40, 765376), (64, 478360), (80, 382688), (128, 239180), (160, 191344), (256, 119590), (320, 95672), (512, 59795), (640, 47836), (1280, 23918), (2560, 11959)]