291973120

素因数分解:

$2^{11}\times 5^1\times {\mathrm{28513}}^1$

素因数の和:28540

約数の個数: 48

約数和(自身を含む): 700588980

約数和(自身を除く): 408615860

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, 5120, 10240, 28513, 57026, 114052, 142565, 228104, 285130, 456208, 570260, 912416, 1140520, 1824832, 2281040, 3649664, 4562080, 7299328, 9124160, 14598656, 18248320, 29197312, 36496640, 58394624, 72993280, 145986560, 291973120]

約数ペア:

[(1, 291973120), (2, 145986560), (4, 72993280), (5, 58394624), (8, 36496640), (10, 29197312), (16, 18248320), (20, 14598656), (32, 9124160), (40, 7299328), (64, 4562080), (80, 3649664), (128, 2281040), (160, 1824832), (256, 1140520), (320, 912416), (512, 570260), (640, 456208), (1024, 285130), (1280, 228104), (2048, 142565), (2560, 114052), (5120, 57026), (10240, 28513)]