3130880

素因数分解:

$2^9\times 5^1\times {\mathrm{1223}}^1$

素因数の和:1246

約数の個数: 40

約数和(自身を含む): 7512912

約数和(自身を除く): 4382032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1223, 1280, 2446, 2560, 4892, 6115, 9784, 12230, 19568, 24460, 39136, 48920, 78272, 97840, 156544, 195680, 313088, 391360, 626176, 782720, 1565440, 3130880]

約数ペア:

[(1, 3130880), (2, 1565440), (4, 782720), (5, 626176), (8, 391360), (10, 313088), (16, 195680), (20, 156544), (32, 97840), (40, 78272), (64, 48920), (80, 39136), (128, 24460), (160, 19568), (256, 12230), (320, 9784), (512, 6115), (640, 4892), (1223, 2560), (1280, 2446)]