7313920

素因数分解:

$2^9\times 5^1\times {\mathrm{2857}}^1$

素因数の和:2880

約数の個数: 40

約数和(自身を含む): 17542404

約数和(自身を除く): 10228484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 2857, 5714, 11428, 14285, 22856, 28570, 45712, 57140, 91424, 114280, 182848, 228560, 365696, 457120, 731392, 914240, 1462784, 1828480, 3656960, 7313920]

約数ペア:

[(1, 7313920), (2, 3656960), (4, 1828480), (5, 1462784), (8, 914240), (10, 731392), (16, 457120), (20, 365696), (32, 228560), (40, 182848), (64, 114280), (80, 91424), (128, 57140), (160, 45712), (256, 28570), (320, 22856), (512, 14285), (640, 11428), (1280, 5714), (2560, 2857)]