15400960

素因数分解:

$2^{16}\times 5^1\times {\mathrm{47}}^1$

素因数の和:84

約数の個数: 68

約数和(自身を含む): 37748448

約数和(自身を除く): 22347488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 512, 640, 752, 940, 1024, 1280, 1504, 1880, 2048, 2560, 3008, 3760, 4096, 5120, 6016, 7520, 8192, 10240, 12032, 15040, 16384, 20480, 24064, 30080, 32768, 40960, 48128, 60160, 65536, 81920, 96256, 120320, 163840, 192512, 240640, 327680, 385024, 481280, 770048, 962560, 1540096, 1925120, 3080192, 3850240, 7700480, 15400960]

約数ペア:

[(1, 15400960), (2, 7700480), (4, 3850240), (5, 3080192), (8, 1925120), (10, 1540096), (16, 962560), (20, 770048), (32, 481280), (40, 385024), (47, 327680), (64, 240640), (80, 192512), (94, 163840), (128, 120320), (160, 96256), (188, 81920), (235, 65536), (256, 60160), (320, 48128), (376, 40960), (470, 32768), (512, 30080), (640, 24064), (752, 20480), (940, 16384), (1024, 15040), (1280, 12032), (1504, 10240), (1880, 8192), (2048, 7520), (2560, 6016), (3008, 5120), (3760, 4096)]