17793860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 44279424

約数和(自身を除く): 26485564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 196, 245, 268, 271, 335, 469, 490, 542, 670, 938, 980, 1084, 1340, 1355, 1876, 1897, 2345, 2710, 3283, 3794, 4690, 5420, 6566, 7588, 9380, 9485, 13132, 13279, 16415, 18157, 18970, 26558, 32830, 36314, 37940, 53116, 65660, 66395, 72628, 90785, 127099, 132790, 181570, 254198, 265580, 363140, 508396, 635495, 889693, 1270990, 1779386, 2541980, 3558772, 4448465, 8896930, 17793860]

約数ペア:

[(1, 17793860), (2, 8896930), (4, 4448465), (5, 3558772), (7, 2541980), (10, 1779386), (14, 1270990), (20, 889693), (28, 635495), (35, 508396), (49, 363140), (67, 265580), (70, 254198), (98, 181570), (134, 132790), (140, 127099), (196, 90785), (245, 72628), (268, 66395), (271, 65660), (335, 53116), (469, 37940), (490, 36314), (542, 32830), (670, 26558), (938, 18970), (980, 18157), (1084, 16415), (1340, 13279), (1355, 13132), (1876, 9485), (1897, 9380), (2345, 7588), (2710, 6566), (3283, 5420), (3794, 4690)]