17662540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 43953840

約数和(自身を除く): 26291300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 196, 245, 268, 269, 335, 469, 490, 538, 670, 938, 980, 1076, 1340, 1345, 1876, 1883, 2345, 2690, 3283, 3766, 4690, 5380, 6566, 7532, 9380, 9415, 13132, 13181, 16415, 18023, 18830, 26362, 32830, 36046, 37660, 52724, 65660, 65905, 72092, 90115, 126161, 131810, 180230, 252322, 263620, 360460, 504644, 630805, 883127, 1261610, 1766254, 2523220, 3532508, 4415635, 8831270, 17662540]

約数ペア:

[(1, 17662540), (2, 8831270), (4, 4415635), (5, 3532508), (7, 2523220), (10, 1766254), (14, 1261610), (20, 883127), (28, 630805), (35, 504644), (49, 360460), (67, 263620), (70, 252322), (98, 180230), (134, 131810), (140, 126161), (196, 90115), (245, 72092), (268, 65905), (269, 65660), (335, 52724), (469, 37660), (490, 36046), (538, 32830), (670, 26362), (938, 18830), (980, 18023), (1076, 16415), (1340, 13181), (1345, 13132), (1876, 9415), (1883, 9380), (2345, 7532), (2690, 6566), (3283, 5380), (3766, 4690)]