8194160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7879}}^1$

素因数の和:7905

約数の個数: 40

約数和(自身を含む): 20519520

約数和(自身を除く): 12325360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 7879, 15758, 31516, 39395, 63032, 78790, 102427, 126064, 157580, 204854, 315160, 409708, 512135, 630320, 819416, 1024270, 1638832, 2048540, 4097080, 8194160]

約数ペア:

[(1, 8194160), (2, 4097080), (4, 2048540), (5, 1638832), (8, 1024270), (10, 819416), (13, 630320), (16, 512135), (20, 409708), (26, 315160), (40, 204854), (52, 157580), (65, 126064), (80, 102427), (104, 78790), (130, 63032), (208, 39395), (260, 31516), (520, 15758), (1040, 7879)]