17843440

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3329}}^1$

素因数の和:3409

約数の個数: 40

約数和(自身を含む): 42117840

約数和(自身を除く): 24274400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 3329, 5360, 6658, 13316, 16645, 26632, 33290, 53264, 66580, 133160, 223043, 266320, 446086, 892172, 1115215, 1784344, 2230430, 3568688, 4460860, 8921720, 17843440]

約数ペア:

[(1, 17843440), (2, 8921720), (4, 4460860), (5, 3568688), (8, 2230430), (10, 1784344), (16, 1115215), (20, 892172), (40, 446086), (67, 266320), (80, 223043), (134, 133160), (268, 66580), (335, 53264), (536, 33290), (670, 26632), (1072, 16645), (1340, 13316), (2680, 6658), (3329, 5360)]