16953680

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3163}}^1$

素因数の和:3243

約数の個数: 40

約数和(自身を含む): 40018272

約数和(自身を除く): 23064592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 3163, 5360, 6326, 12652, 15815, 25304, 31630, 50608, 63260, 126520, 211921, 253040, 423842, 847684, 1059605, 1695368, 2119210, 3390736, 4238420, 8476840, 16953680]

約数ペア:

[(1, 16953680), (2, 8476840), (4, 4238420), (5, 3390736), (8, 2119210), (10, 1695368), (16, 1059605), (20, 847684), (40, 423842), (67, 253040), (80, 211921), (134, 126520), (268, 63260), (335, 50608), (536, 31630), (670, 25304), (1072, 15815), (1340, 12652), (2680, 6326), (3163, 5360)]