1373256320

素因数分解:

$2^7\times 5^1\times {\mathrm{2145713}}^1$

素因数の和:2145732

約数の個数: 32

約数和(自身を含む): 3282942420

約数和(自身を除く): 1909686100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2145713, 4291426, 8582852, 10728565, 17165704, 21457130, 34331408, 42914260, 68662816, 85828520, 137325632, 171657040, 274651264, 343314080, 686628160, 1373256320]

約数ペア:

[(1, 1373256320), (2, 686628160), (4, 343314080), (5, 274651264), (8, 171657040), (10, 137325632), (16, 85828520), (20, 68662816), (32, 42914260), (40, 34331408), (64, 21457130), (80, 17165704), (128, 10728565), (160, 8582852), (320, 4291426), (640, 2145713)]