2027479040

素因数分解:

$2^{13}\times 5^1\times {\mathrm{49499}}^1$

素因数の和:49530

約数の個数: 56

約数和(自身を含む): 4865751000

約数和(自身を除く): 2838271960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 8192, 10240, 20480, 40960, 49499, 98998, 197996, 247495, 395992, 494990, 791984, 989980, 1583968, 1979960, 3167936, 3959920, 6335872, 7919840, 12671744, 15839680, 25343488, 31679360, 50686976, 63358720, 101373952, 126717440, 202747904, 253434880, 405495808, 506869760, 1013739520, 2027479040]

約数ペア:

[(1, 2027479040), (2, 1013739520), (4, 506869760), (5, 405495808), (8, 253434880), (10, 202747904), (16, 126717440), (20, 101373952), (32, 63358720), (40, 50686976), (64, 31679360), (80, 25343488), (128, 15839680), (160, 12671744), (256, 7919840), (320, 6335872), (512, 3959920), (640, 3167936), (1024, 1979960), (1280, 1583968), (2048, 989980), (2560, 791984), (4096, 494990), (5120, 395992), (8192, 247495), (10240, 197996), (20480, 98998), (40960, 49499)]