387169280

素因数分解:

$2^{10}\times 5^1\times {\mathrm{75619}}^1$

素因数の和:75644

約数の個数: 44

約数和(自身を含む): 928764840

約数和(自身を除く): 541595560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 75619, 151238, 302476, 378095, 604952, 756190, 1209904, 1512380, 2419808, 3024760, 4839616, 6049520, 9679232, 12099040, 19358464, 24198080, 38716928, 48396160, 77433856, 96792320, 193584640, 387169280]

約数ペア:

[(1, 387169280), (2, 193584640), (4, 96792320), (5, 77433856), (8, 48396160), (10, 38716928), (16, 24198080), (20, 19358464), (32, 12099040), (40, 9679232), (64, 6049520), (80, 4839616), (128, 3024760), (160, 2419808), (256, 1512380), (320, 1209904), (512, 756190), (640, 604952), (1024, 378095), (1280, 302476), (2560, 151238), (5120, 75619)]