8889671680

素因数分解:

$2^{13}\times 5^1\times {\mathrm{217033}}^1$

素因数の和:217064

約数の個数: 56

約数和(自身を含む): 21334008132

約数和(自身を除く): 12444336452

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, 217033, 434066, 868132, 1085165, 1736264, 2170330, 3472528, 4340660, 6945056, 8681320, 13890112, 17362640, 27780224, 34725280, 55560448, 69450560, 111120896, 138901120, 222241792, 277802240, 444483584, 555604480, 888967168, 1111208960, 1777934336, 2222417920, 4444835840, 8889671680]

約数ペア:

[(1, 8889671680), (2, 4444835840), (4, 2222417920), (5, 1777934336), (8, 1111208960), (10, 888967168), (16, 555604480), (20, 444483584), (32, 277802240), (40, 222241792), (64, 138901120), (80, 111120896), (128, 69450560), (160, 55560448), (256, 34725280), (320, 27780224), (512, 17362640), (640, 13890112), (1024, 8681320), (1280, 6945056), (2048, 4340660), (2560, 3472528), (4096, 2170330), (5120, 1736264), (8192, 1085165), (10240, 868132), (20480, 434066), (40960, 217033)]