12841280

素因数分解:

$2^6\times 5^1\times {\mathrm{40129}}^1$

素因数の和:40146

約数の個数: 28

約数和(自身を含む): 30579060

約数和(自身を除く): 17737780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 40129, 80258, 160516, 200645, 321032, 401290, 642064, 802580, 1284128, 1605160, 2568256, 3210320, 6420640, 12841280]

約数ペア:

[(1, 12841280), (2, 6420640), (4, 3210320), (5, 2568256), (8, 1605160), (10, 1284128), (16, 802580), (20, 642064), (32, 401290), (40, 321032), (64, 200645), (80, 160516), (160, 80258), (320, 40129)]